Technical Sales 1–800–458–3687

Thern Manual Hand Winches

Thern Hand Winches

HAND WINCHES : THERN SPUR GEAR SERIES MANUAL WINCHES

2,000 - 10,000 lbs Capacity 

Therns Spur Gear Series of hand winches have up to 10,000 lb. capacity and lifts faster than a worm gear, but takes more force. Thern’s machine-cut spur gears provide long-lasting service and are available in a variety of configurations to meet the performance requirements of your manual pulling, hoisting or lowering application.

Spur-Gear_Hand-Winches_Parent

 

WormGear-HandWinches

 

SPUR GEAR

Capacity 2,000 - 10,000 lbs

The Spur Gear Series of hand winches have up to 10,000 lb. capacity and lifts faster than a worm gear, but takes more force. Thern’s machine-cut spur gears provide long-lasting service and are available in a variety of configurations to meet the performance requirements of your manual pulling, hoisting or lowering application.

 

WORM GEAR

Capacity 2,000 - 4,600 lbs

The Worm Gear Series of hand winches have up to 4,600 lb. capacity and lift slower than a Spur Gear, but takes less force. Thern’s Worm Gear Series of hand winches are available in multiple configurations and performance ratings designed to keep things moving smoothly and efficiently. Worm gearing provides extra load-holding power for accurate positioning and secure control of loads.

Cut Sheets

(up to 2000 lb. capacity)

 (up to 10,000 lb. capacity)

Owners Manuals

Cut Sheets

(up to 4000 lb. capacity)

(Up to 4600 lb. capacity)

Owners Manuals

 

All Thern Winches and Cranes are sold Without Wire Rope

Click on the part item number below for pricing below

Model Description
Hand Winch - Direct Drive
M401 500 lb (for pulling only) marine duty
Spur Gear Hand Winches - Single Reduction
M4022 1000 lb (for pulling only)  marine duty
M4022PB 1000 lb with brake (for lifting)  marine duty
M4032 1000 lb (for pulling only)  marine duty
M4032PB 1000 lb with brake (for lifting)  marine duty
Spur Gear Hand Winches - Double Reduction
M4312 2000 lb (for pulling only) marine duty  double gear
M4312PB 2000 lb with brake (for lifting)  marine duty  double gear
M4412 2000 lb (for pulling only)  marine duty  double gear
M4412PB 2000 lb with brake (for lifting)  double gear
Spur Gear Hand Winches - Stainless Steel
M4042PBSS 1000 lb with brake (for lifting)  stainless steel  single gear
M4312PBSS 2000 lb with brake (for lifting)  stainless steel  double gear
Spur Gear Hand Winches - Double Reduction
M452 4000 lb (for pulling only)  marine duty â double gear
M452B 4000 lb with brake (for lifting)  marine duty  double gear
M452B-A 4000 lb with brake (for lifting)  4" drum width  marine duty double gear
M492 10,000 lb (for pulling only)  marine duty  double gear
M492B 10,000 lb with brake (for lifting)  marine duty double gear
M492-12 10,000 lb (for pulling only)  12" drum width  marine duty  double gear
M492B-12 10,000 lb with brake (for lifting)  12" drum width  marine duty  double gear
MB451 disc brake only for M452 (for lifting)
MB491 disc brake only for M492 and M492-12 (for lifting)

Thern products are not for lifting people, or things over people.

Worm Gear Hand Winches
465 750 lb (recommended for pulling only)  open gears
462 1000 lb (recommended for pulling only)  enclosed gearing
4622PB 1000 lb with brake (for lifting)  enclosed gearing
472 2000 lb (recommended for pulling only)  enclosed gearing
4WM2 2000 lb with brake (for lifting) enclosed gearing AND drill driveable
2W40-L 4000 lb (recommended for pulling only) enclosed gearing
2W40-M 4600 lb (recommended for pulling only)  enclosed gearing
2W40-BL 4000 lb with brake (for lifting) enclosed gearing
2W40-BM 4600 lb with brake (for lifting)  enclosed gearing

Click here to open the wire rope page for Order Information & Pricing
All Thern Winches and Cranes are sold Without Wire Rope

Thern Spur Gear Hand Winches

f5bd6_Spur-Gear_Hand-Winches-V2

All Thern Winches and Cranes are sold Without Wire Rope -
Click Here for Wire Rope Selection

Thern products are not for lifting people, or things over people.

    

Spur Gear Hand Winches

Up to 2000 lb Capacity  When you need to lift, lower or position a heavy load, Thern’s spur gear hand winches are designed to deliver excellent performance and long life, no matter what your application.

Quick Facts:

  • Up to 2000 lb (907 kg) capacity
  • Machine-cut spur gears
  • Variety of configurations
  • Stainless steel models available
  • Corrosion resistant
  • Two-Year Limited Warranty

Series Models

  • M401
  • M4022/M4022PB
  • M4032/M4032PB
  • M4042PBSS
  • M4312/M4312PB
  • M4312PBSS
  • M4412/M4412PB

Each of these single or double reduction spur gear winches is designed with the following features:

  • Machine cut pur gears for accurate and long lasting service
  • Automatic Brake Models provide positive load control for lifting and lowering operations. Brake models have P or PB suffix
  • Corrosion Resistant durable paint finish combined with zinc and iridescent dichromate plating protects against corrosion
  • Quick Disconnect Anchor for quickly attaching or removing wire rope equipped with a swaged ball fitting.
  • Bronze and radial ball bearings for smooth, efficient operation.
  • Large diameter drums minimize wear to extend the life of winch wire rope assemblies (sold separately).
  • Gear Covers protect gears and help prevent injuries
  • Steel gear covers protect gears and help prevent injuries.
  • Stainless Steel Models available for harsh environments, see models with SS suffix. Stainless steel models are electro-polished for added corrosion resistance.
  • Tow year warranty industry leading two year limited warranty on all our products

All Thern Winches and Cranes are sold Without Wire Rope

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Spur Gear Hand Winches Performance Characteristics
   

Load Rating

 

Drum Capacity2

       

Model No.

Description

1st
Layer  (lb)

Mid
Drum (lb)

Full
Drum (lb)

Wire Rope Dia.1 (in)

1st
Layer (ft)

Mid
Drum (ft)

Full
Drum (ft)

Sgl Gear Ratio

Dbl Gear Ratio

Force3 to Lift 1000 (lb)

Approx.
Ship Wt. (lb)

M401

500 lb marine duty

500

400

300

1/8

7

60

130

 

 

 

8

(for pulling only)

     

3/16

4

27

60

       

M4022

1000 lb  marine duty

1000

700

500

1/8

4

52

130

2.85:1

 

40

12

(for pulling only)

     

3/16

3

26

57

       

M4022PB

1000 lb  marine duty

1000

700

500

1/8

4

52

130

2.85:1

 

41

17

with brake (for lifting)

     

3/16

3

26

57

       

M4032

1000 lb  marine duty

1000

700

500

1/8

11

110

250

2.85:1

 

40

14

(for pulling only)

     

3/16

7

51

110

       

M4032PB

1000 lb  marine duty

1000

700

500

1/8

11

110

250

2.85:1

 

41

18

with brake (for lifting)

     

3/16

7

51

110

       

M4042PBSS

1000 lb stainless steel

1000

800

600

1/8

12

110

240

3.83:1

 

46

24

with brake (for lifting)

     

3/16

8

48

110

   

(sgl gear)

 
       

1/4

5

27

59

       

M4312

2000 lb  marine duty

2000

1600

1200

3/16

8

48

110

3.83:1

14.7:1

20

23

(for pulling only)

     

1/4

5

27

59

   

(dbl gear)

 
       

5/16

4

17

39

       

M4312PB

2000 lb  marine duty

2000

1600

1200

3/16

8

48

110

 

14.7:1

17

28

with brake (for lifting)

     

1/4

5

27

59

   

(dbl gear)

 
       

5/16

4

17

39

       

M4312PBSS

2000 lb stainless steel

2000

1600

1200

3/16

8

48

110

 

14.7:1

17

28

with brake (for lifting)

     

1/4

5

27

59

   

(dbl gear)

 
       

5/16

4

17

39

       

M4412

2000 lb  marine duty

2000

1600

1200

3/16

18

97

210

3.83:1

14.7:1

20

25

(for pulling only)

     

1/4

14

52

120

   

(dbl gear)

 
       

5/16

11

35

77

       

M4412PB

2000 lb  marine duty

2000

1600

1200

3/16

18

97

210

 

14.7:1

17

30

with brake (for lifting)

     

1/4

14

52

120

   

(dbl gear)

 
       

5/16

11

35

77

       

Please contact factory or nearest Thern distributor for firm fixed price and delivery.
1 For Models M4022, M4022PB, M4032, M4032PB ball end is available for 1/8 inch and 3/16 inch only.
1 For Models M4042PBSS, M4312, M4312PB, M4312PBSS, M4412, M4412PB ball end is available for 3/16 inch and 1/4 inch only.
2 Actual drum capacities may be 25-30% less, due to nonuniform winding. Wire rope tension will also affect drum capacity.
3 Approximate handle force required to lift 1000 lb with an empty drum and maximum handle length.

thern-m40series-dims

Spur Gear Hand Winches  Metric Dimensions

Model No.

Drum Dia. (mm)

Flange Dia. (mm)

Drum Width (mm)

A (mm)

B (mm)

C (mm)

D (mm)

E (mm)

F (mm)

G1 (mm)

H1 (mm)

J (mm)

K (mm)

L (mm)

M (mm)

S (hole dia.) (mm)

T (mm)

M401

38.1

103.1

69.8

166.6

268.2

115.8

63.5

63.5

147.5

215.9

286.5

55.6

111.2

63.5

88.9

10.1

4.5

M4022

38.1

115.8

50.8

184.6

228.6

155.4

84.0

50.8

133.3

280.1

344.4

46.7

93.4

71.6

127

10.9

4.5

M4022PB

38.1

115.8

50.8

184.6

307.8

155.4

84.0

50.8

206.2

268.9

333.2

46.7

93.4

71.6

127

10.9

4.5

M4032

38.1

115.8

101.6

184.6

279.4

155.4

84.0

50.8

184.1

280.1

344.4

76.2

144.2

50.8

127

10.9

4.5

M4032PB

38.1

115.8

101.6

184.6

358.6

155.4

84.0

50.8

257.0

268.9

333.2

76.2

144.2

50.8

127

10.9

4.5

M4042PBSS

63.5

139.7

76.2

208.5

349.7

175.2

95.2

57.1

247.9

268.9

342.9

36.5

133.6

127

152.4

10.4

4.5

Dimensions are for reference only and subject to change without notice.
1 Models M401, M4022PB, M4032PB and M4042PBSS handles are adjustable. Dimension shown is for maximum handle length.

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Spur Gear Hand Winches  Imperial Dimensions

Model No.

Drum Dia. (in)

Flange Dia. (in)

Drum Width (in)

A (in)

B (in)

C (in)

D (in)

E (in)

F (in)

G1 (in)

H1 (in)

J (in)

K (in)

L v

M (in)

S (hole dia.) (in)

T (in)

M401

1.50

4.06

2.75

6.56

10.56

4.56

2.50

2.50

5.81

8.50

11.28

2.19

4.38

2.50

3.50

.40

.18

M4022

1.50

4.56

2.00

7.27

9.00

6.12

3.31

2.00

5.25

11.03

13.56

1.84

3.68

2.82

5.00

.43

.18

M4022PB

1.50

4.56

2.00

7.27

12.12

6.12

3.31

2.00

8.12

10.59

13.12

1.84

3.68

2.82

5.00

.43

.18

M4032

1.50

4.56

4.00

7.27

11.00

6.12

3.31

2.00

7.25

11.03

13.56

3.00

5.68

2.00

5.00

.43

.18

M4032PB

1.50

4.56

4.00

7.27

14.12

6.12

3.31

2.00

10.12

10.59

13.12

3.00

5.68

2.00

5.00

.43

.18

M4042PBSS

2.50

5.50

3.00

8.21

13.77

6.90

3.75

2.25

9.76

10.59

13.50

1.44

5.26

5.00

6.00

.41

.18

Dimensions are for reference only and subject to change without notice.
1 Models M401, M4022PB, M4032PB and M4042PBSS handles are adjustable. Dimension shown is for maximum handle length.

 

 

thern SG-DblRed-HandWinches

All Thern Winches and Cranes are sold Without Wire Rope -
Click Here for Wire Rope Selection

     

DOUBLE REDUCTION SERIES

Up to 10,000 lb Capacity  When you need to lift, lower or position a heavy load, Thern’s spur gear hand winches are designed to deliver excellent performance and long life, no matter what your application.

Quick Facts:

  • Machine-cut spur gears
  • Variety of configurations
  • Adjustable handles
  • Corrosion resistant
  • Two-Year Limited Warranty

Series Models

  • M452/M452B
  • M452B-A
  • M492/M492B
  • M492-12/M492B-12

Thern worm gear hand winches are manufactured with the following features:

  • Machine Cut Worm Gears provide accurate operation and long lasting service.
  • Automatic Brake Models provide positive load control for lifting. Brake models have a B suffix.
  • Corrosion resistant durable paint finish protects against corrosion in harsh environments.
  • Bronze and radial ball bearings on most models for smooth and efficient operation.
  • Large diameter drums minimize wear to extend wire rope life.
  • Spring loaded ratches for positive engagement with gear
  • Steel gear covers protect gears and help prevent injuries
  • Adjustiable handles handles adjust in lenght to change force required to move load
  • Two year warranty industry leading two year limited warranty on all our products

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Spur Gear Double Reduction Hand Winches Performance Characteristics
   

Load Rating

 

Drum Capacity1

       

Model No.

Description

1st
Layer

Mid
Drum

Full
Drum

Wire Rope Dia.

1st
Layer

Mid
Drum

Full
Drum

Sgl Gear Ratio

Dbl Gear Ratio

Force2 to Lift 1000 lb

Approx.
Ship Wt.

   

(lb)

(lb)

(lb)

(in)

(ft)

(ft)

(ft)

   

(lb)

(lb)

M452

4000 lb — marine duty

4000

3300

2500

1/4

23

130

300

4.42:1

19.54:1

10

83

 

(for pulling only)

     

5/16

18

89

200

   

(dbl gear)

 
         

3/8

14

64

140

       
 

M452B

4000 lb — marine duty

4000

3300

2500

1/4

23

130

300

—

19.54:1

10

91

 

with brake (for lifting only)

     

5/16

18

89

200

   

(dbl gear)

 
         

3/8

14

64

140

       
 

M452B-A

4000 lb — marine duty

4000

3300

2500

1/4

13

83

190

—

19.54:1

10

83

 

with brake (for lifting)

     

5/16

9

56

120

   

(dbl gear)

 
 

4-inch drum width

     

3/8

7

40

89

       
 

M492

10,000 lb — marine duty

10,000

7400

5400

5/16

27

240

540

5.00:1

25.00:1

8

166

 

(for pulling only)

     

3/8

21

170

390

   

(dbl gear)

 
         

1/2

15

100

230

       
 

M492B

10,000 lb — marine duty

10,000

7400

5400

5/16

27

240

540

—

25.00:1

8

173

 

with brake (for lifting)

     

3/8

21

170

390

   

(dbl gear)

 
         

1/2

15

100

230

       
 

M492-12

10,000 lb — marine duty

10,000

7400

5400

5/16

46

380

850

5.00:1

25.00:1

8

175

 

(for pulling only)

     

3/8

37

270

610

   

(dbl gear)

 
 

12-inch drum width

     

1/2

27

160

360

       
 

M492B-12

10,000 lb — marine duty

10,000

7400

5400

5/16

46

380

850

—

25.00:1

8

190

 

with brake (for lifting)

     

3/8

37

270

610

   

(dbl gear)

 
 

12-inch drum width

     

1/2

27

160

360

       
 

MB451

Disc brake only for M452 (for lifting)

13

MB491

Disc brake only for M492 and M492-12 (for lifting)

15

 

Please contact factory or nearest Thern distributor for firm fixed price and delivery.
1 Actual drum capacities may be 25-30% less due to nonuniform winding. Wire rope tension will also affect drum capacity.
2 Approximate handle force required to lift 1000 lb with an empty drum and maximum handle length.

thern-m452-m492-diag

Spur Gear Double Reduction Hand Winches — Metric Dimensions

Model No.

Drum Dia.

Flange Dia.

Drum Width

A

B

C

D

E

F

G1

H1

J

K

L

M

S (hole dia.)

T

V

 

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

M452

101.6

215.9

162.0

387.3

558.8

271.5

147.5

147.5

376.1

472.9

620.7

171.4

241.3

285.7

317.5

14.2

6.3

—

M452B

101.6

215.9

162.0

387.3

556.2

271.5

147.5

147.5

417.3

466.8

614.4

171.4

241.3

285.7

317.5

14.2

6.3

—

M452B-A

101.6

215.9

101.6

387.3

498.3

275.0

147.5

147.5

357.1

466.8

614.4

114.3

180.8

285.7

317.5

14.2

6.3

—

M492

127

314.4

193.5

517.6

638.0

355.6

190.5

190.5

468.3

571.5

762

203.2

304.8

393.7

431.8

20.5

9.6

—

M492B

127

314.4

193.5

517.6

635

355.6

190.5

190.5

496.0

469.9

660.4

203.2

304.8

393.7

431.8

20.5

9.6

—

M492-12

127

314.4

304.8

517.6

749.3

355.6

190.5

190.5

579.6

571.5

762

203.2

416.0

393.7

431.8

20.5

9.6

314.4

M492B-12

127

314.4

304.8

517.6

746.2

355.6

190.5

190.5

607.0

469.9

660.4

203.2

416.0

393.7

431.8

20.5

9.6

314.4

 

Dimensions are for reference only and subject to change without notice.
1 Handles are adjustable. Dimension shown is for maximum handle length.

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Spur Gear Double Reduction Hand Winches — Imperial Dimensions

Model No.

Drum Dia.

Flange Dia.

Drum Width

A

B

C

D

E

F

G1

H1

J

K

L

M

S (hole dia.)

T

V

 

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

M452

4.00

8.50

6.38

15.25

22.00

10.69

5.81

5.81

14.81

18.62

24.44

6.75

9.50

11.25

12.50

.56

.25

—

M452B

4.00

8.50

6.38

15.25

21.90

10.69

5.81

5.81

16.43

18.38

24.19

6.75

9.50

11.25

12.50

.56

.25

—

M452B-A

4.00

8.50

4.00

15.25

19.62

10.83

5.81

5.81

14.06

18.38

24.19

4.50

7.12

11.25

12.50

.56

.25

—

M492

5.00

12.38

7.62

20.38

25.12

14.00

7.50

7.50

18.44

22.50

30.00

8.00

12.00

15.50

17.00

.81

.38

—

M492B

5.00

12.38

7.62

20.38

25.00

14.00

7.50

7.50

19.53

18.50

26.00

8.00

12.00

15.50

17.00

.81

.38

—

M492-12

5.00

12.38

12.00

20.38

29.50

14.00

7.50

7.50

22.82

22.50

30.00

8.00

16.38

15.50

17.00

.81

.38

12.38

M492B-12

5.00

12.38

12.00

20.38

29.38

14.00

7.50

7.50

23.90

18.50

26.00

8.00

16.38

15.50

17.00

.81

.38

12.38

 

Dimensions are for reference only and subject to change without notice.
1 Handles are adjustable. Dimension shown is for maximum handle length.

 

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Disc Brake Dimensions — Models MB451/MB491

Model No.

N

P

Q1

R

U

V

 

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

MB451

4.97

126.2

10.44

265.1

21.25

539.7

4.87

123.6

2.44

61.9

8.62

218.9

MB491

5.15

130.8

10.62

269.7

21.38

543.0

4.87

123.6

2.44

61.9

10.56

268.2

Dimensions are for reference only and subject to change without notice.
1 Handles are adjustable. Dimension shown is for maximum handle length.

 

WormGearHandWinches_2000

All Thern Winches and Cranes are sold Without Wire Rope -
Click Here for Wire Rope Selection

     

WORM GEAR SERIES

Up to 2000 lb Capacity  When you need to lift, lower or position a heavy load, Thern’s worm gear hand winches are designed to deliver excellent performance and long life, no matter what your application.

Quick Facts:

  • Up to 2,000 lb (907 kg) capacity
  • Machine-cut worm gears
  • Automatic brake models
  • Mouting options
  • Corrosion resistant
  • Two-Year Limited Warranty

Series Models

  • 465
  • 462
  • 4622PB
  • 472
  • 4WM2

Thern worm gear hand winches are manufactured with the following features:

  • Machine Cut Worm Gears provide accurate operation and long lasting service.
  • Enclosed oil bath Provides continuous lubrication of gears to minimize wear (except on Model 465). On Model 4WM2, oil seals keep oil in and dirt out.
  • Hex drive and handle are included. Model 4WM2 can be power driven with a maximum 300 rpm drill motor
  • Automatic brake models Provide positive load control for lifting. Brake models have a PB or B suffix. Model 4WM2 features an internal mechanical brake.
  • Corrosion resistant Durable paint finish protects against corrosion in harsh environments.
  • Bronze bearings On most models for smooth operation.
  • Larger diameter drums Minimize wear on wire rope.
  • Adjustable handles Handles adjust in length to change force required to move the load.
  • Mounting options Include floor, wall, or ceiling mounting. Adapter plate may be required. Contact factory.
  • Two year warranty industry leading two year limited warranty on all our products

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

Worm Gear Hand Winches Performance Characteristics
 
   

Load Rating

 

Drum Capacity1

     

Model No.

Description

1st Layer

Mid Drum

Full Drum

Wire Rope Dia.

1st Layer

Mid Drum

Full Drum

Gear Ratio

Force2 to Lift 1000 lb

Approx. Ship Wt.

   

(lb)

(lb)

(lb)

(in)

(ft)

(ft)

(ft)

 

(lb)

(lb)

465

750 lb — open gears

750

600

400

1/8

7

58

130

20:1

21

12

 

(recommended for pulling only)

     

3/16

4

27

59

     
 
 

462

1000 lb — enclosed gearing

1000

700

500

1/8

7

61

140

15:1

34

15

 

(recommended for pulling only)

     

3/16

4

28

61

     
 
 

4622PB

1000 lb — enclosed gearing

1000

700

500

1/8

7

61

140

15:1

26

21

 

with brake (for lifting)

     

3/16

4

28

61

     
 
 

472

2000 lb — enclosed gearing

2000

1700

1300

3/16

15

65

140

24:1

24

32

 

(recommended for pulling only)

     

1/4

11

35

77

     
         

5/16

8

23

52

     
 

4WM2

2000 lb — enclosed gearing

2000

1500

1200

1/4

11

35

77

32:1

14

41

  with brake (for lifting) – Drill Driveable     3/16 (not recommended for this winch)    

WormGear_HW_dims_dia

Worm Gear Hand Winches — Imperial Dimensions

Model No.

Drum Dia.

Flange Dia.

Drum Width

A

B

C

D

E

F

G

H

J

K

L

M

S (hole dia.)

T

 

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

(in)

465

1.50

4.00

2.81

6.50

10.50

5.44

3.40

1.40

6.38

8.75

10.59

2.00

5.75

2.50

4.50

.40

.19

462

1.50

4.06

2.81

7.75

10.25

5.63

2.38

4.38

5.88

9.00

13.38

2.00

4.44

2.50

3.50

.40

.19

4622PB

1.50

4.06

2.81

7.50

11.81

5.62

2.40

4.38

7.60

10.59

15.59

2.00

4.44

2.50

3.50

.40

.19

472

2.50

5.00

5.00

10.12

12.00

7.12

3.06

5.81

7.94

7.25

13.38

3.75

6.69

4.00

5.00

.40

.25

4WM2

2.50

5.00

5.00

13.50

15.56

8.56

3.31

6.04

11.56

10.59

17.30

1.75

3.75

4.00

13.50

.41

—

Worm Gear Hand Winches — Metric Dimensions

Model No.

Drum Dia.

Flange Dia.

Drum Width

A

B

C

D

E

F

G

H

J

K

L

M

S (hole dia.)

T

 

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

465

38.1

101.6

71.3

165.1

266.7

138.1

86.3

35.5

162.0

222.2

268.9

50.8

146.0

63.5

114.3

10.1

4.8

462

38.1

103.1

71.3

196.8

260.3

143.0

60.4

111.2

149.3

228.6

339.8

50.8

112.7

63.5

88.90

10.1

4.8

4622PB

38.1

103.1

71.3

190.5

299.9

142.7

60.9

111.2

193.0

268.9

395.9

50.8

112.7

63.5

88.90

10.1

4.8

472

63.5

127

127

257.0

304.8

180.8

77.7

147.5

201.6

184.1

339.8

95.2

169.9

101.6

127

10.1

6.3

4WM2

63.5

127

127

342.9

395.2

217.4

84.0

153.4

293.6

268.9

439.4

44.4

95.2

101.6

342.9

10.4

—

 

2W40 WORM GEAR SERIES

All Thern Winches and Cranes are sold Without Wire Rope -
Click Here for Wire Rope Selection

     

2W40 WORM GEAR SERIES

Up to 4600 lb Capacity  The 2W40 Series worm gear hand winch delivers rugged capacity to benefit a wide range of worksite applications.

Quick Facts:

  • Up to 4,600 lb (2086 kg) capacity
  • Cast aluminum construction
  • Machine-cut worm gears
  • Enclosed oil bath
  • Internal mechanical brake
  • Corrosion resistant
  • Two-Year Limited Warranty

Series Models

  • 2W40-L
  • 2W40-BL
  • 2W40-M
  • 2W40-BM

Thern worm gear hand winches are manufactured with the following features:

  • Machine Cut Worm Gears provide accurate operation and long lasting service.
  • Enclosed oil bath Provides continuous lubrication of gears to minimize wear (except on Model 465). On Model 4WM2, oil seals keep oil in and dirt out.
  • Hex drive and handle are included. Model 4WM2 can be power driven with a maximum 300 rpm drill motor
  • Automatic brake models Provide positive load control for lifting. Brake models have a PB or B suffix. Model 4WM2 features an internal mechanical brake.
  • Corrosion resistant Durable paint finish protects against corrosion in harsh environments.
  • Bronze bearings On most models for smooth operation.
  • Larger diameter drums Minimize wear on wire rope.
  • Adjustable handles Handles adjust in length to change force required to move the load.
  • Mounting options Include floor, wall, or ceiling mounting. Adapter plate may be required. Contact factory.
  • Two year warranty industry leading two year limited warranty on all our products

IMPORTANT: It is the owners or operators responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owners Manual supplied with the equipment before operating it.

2W40 Series Worm Gear Hand Winch Performance Characteristics1
     

Load Rating

   

Model No.

Brake

Gear Ratio

1st Layer

Mid Drum

Full Drum

Force2 to Lift 1000 lb

Approx. Ship Wt.

     

(lb)

(kg)

(lb)

(kg)

(lb)

(kg)

(lb)

(kg)

(lb)

(kg)

2W40-L

No

26:1

4000

1815

2800

1270

2200

998

18

8.2

111

50.4

2W40-BL

Yes

26:1

4000

1815

2800

1270

2200

998

18

8.2

107

48.6

 
 

2W40-M

No

31:1

4600

2087

3300

1497

2500

1134

11

5.0

123

55.8

2W40-BM

Yes

31:1

4600

2087

3300

1497

2500

1134

11

5.0

109

54.0

 

2W40 Series Worm Gear Hand Winch Performance Characteristics – Drill Drive1
 

Load Rating

ED300-DW11 (US)2

ED220-MT03-50HZ (EU)2

Model No.

1st Layer

Mid Drum

Full Drum

RPM

Volts

Duty Cycle3

RPM

Volts

Duty Cycle3

 

(lb)

(kg)

(lb)

(kg)

(lb)

(kg)

   

Max

   

Max

2W40-M

2300

1043

1650

748

1250

567

300

120

40ft / 5min

220

230

12m / 10min

2W40-BM

2300

1043

1650

748

1250

567

300

120

40ft / 5min

220

230

12m / 10min

 

1 Performance Characteristics refer to standard products. Non-standard products may vary from the original design. Contact Thern for this information.
2 Allow components to cool between cycles.
3 Duty cycle includes lifting and lowering and may vary depending on load or application.

2W40 Series Drum Capacities
     

Drum Layer

Model No.

Wire Rope Diameter

Breaking Strength

1st Layer

Mid Drum

Full Drum

 

(in)

(mm)

(lb)

(kg)

(ft)

(m)

(ft)

(m)

(ft)

(m)

2W40

3/8

9.5

15,100

6849

14

4.3

65

19.8

140

42.7

 

2W40-LM-Dimensions

2W40-L/M Worm Gear Hand Winch Dimensions

Model

A

B

C

D

E

F

G

H

 

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

2W40-L

17.16

436

19.74

502

14.09

358

5.63

144

10.25

261

14.49

369

18.38

467

29.25

743

2W40-M

17.16

436

17.25

439

14.09

358

5.63

144

10.25

261

13.31

339

13.47

343

24.34

619

 

Model

J

K

L

M

S (hole dia.)

T

Flange Dia.

Drum Width

 

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

2W40-L

6.00

153

10.50

267

7.00

178

9.00

229

9/16

15

.50

13

4.00

102

8.50

216

2W40-M

6.00

153

10.50

267

7.00

178

9.00

229

9/16

15

.50

13

4.00

102

8.50

216

2W40-Bseries-Dimensions

2W40-BL/BM Worm Gear Hand Winch Dimensions

Model

A

B

C

D

E

F

G

H

 

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

2W40-BL

17.16

436

23.29

591

14.81

376

5.63

144

10.25

261

18.03

458

18.38

467

29.25

743

2W40-BM

17.16

436

20.79

528

14.81

376

5.63

144

10.25

261

16.84

428

13.47

343

24.34

619

 

Model

J

K

L

M

S (hole dia.)

T

Flange Dia.

Drum Width

 

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

(in)

(mm)

2W40-BL

6.00

153

10.50

267

7.00

178

9.00

229

9/16

15

.50

13

4.00

102

8.50

216

2W40-BM

6.00

153

10.50

267

7.00

178

9.00

229

9/16

15

.50

13

4.00

102

8.50

216

 

M401
MODEL M401 DIRECT DRIVE HAND WINCH 500 LB (FOR PULLING ONLY) ZINC PLATED ** WEIGHT = 8 LBS
Mfg. item #: M401
THEM401
Ships FREE via UPS to lower 48 states.5
$197.42

115
M4022
MODEL M4022 SPUR GEAR HAND WINCHES - SINGLE REDUCTION 1000 LB (FOR PULLING ONLY) ZINC PLATED ** WEIGHT = 12 LBS
Mfg. item #: M4022
THEM4022
Ships FREE via UPS to lower 48 states.5
$286.33

115
M4022PB
MODEL M4022PB SPUR GEAR HAND WINCHES - SINGLE REDUCTION 1000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED ** WEIGHT = 17 LBS
Mfg. item #: M4022PB
THEM4022PB
Ships FREE via UPS to lower 48 states.5
$438.76

115
M4032
MODEL M4032 SPUR GEAR HAND WINCHES - SINGLE REDUCTION 1000 LB (FOR PULLING ONLY) ZINC PLATED ** WEIGHT = 14 LBS
Mfg. item #: M4032
THEM4032
Ships FREE via UPS to lower 48 states.5
$298.60

115
M4032PB
MODEL M4032PB SPUR GEAR HAND WINCHES - SINGLE REDUCTION 1000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED ** WEIGHT = 18 LBS
Mfg. item #: M4032PB
THEM4032PB
Ships FREE via UPS to lower 48 states.5
$468.69

115
M4312
MODEL M4312 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 2000 LB (FOR PULLING ONLY) ZINC PLATED DOUBLE GEAR ** WEIGHT = 23 LBS
Mfg. item #: M4312
THEM4312
Ships FREE via UPS to lower 48 states.5
$556.75

115
M4312PB
MODEL M4312PB SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 2000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED DOUBLE GEAR ** WEIGHT = 28 LBS
Mfg. item #: M4312PB
THEM4312PB
Ships FREE via UPS to lower 48 states.5
$697.38

115
M4412
MODEL M4412 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 2000 LB (FOR PULLING ONLY) ZINC PLATED DOUBLE GEAR ** WEIGHT = 25 LBS
Mfg. item #: M4412
THEM4412
Ships FREE via UPS to lower 48 states.5
$589.38

115
M4412PB
MODEL M4412PB SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 2000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED DOUBLE GEAR ** WEIGHT = 30 LBS
Mfg. item #: M4412PB
THEM4412PB
Ships FREE via UPS to lower 48 states.5
$738.75

115
M4042PBSS
MODEL M4042PBSS SPUR GEAR HAND WINCHES - STAINLESS STEEL 1000 LB WITH BRAKE (FOR LIFTING) STAINLESS STEEL SINGLE GEAR ** WEIGHT = 24 LBS
Mfg. item #: M4042PBSS
THEM4042PBSS
Ships FREE via UPS to lower 48 states.5
$1,025.88

115
M4312PBSS
MODEL M4312PBSS SPUR GEAR HAND WINCHES - STAINLESS STEEL 2000 LB WITH BRAKE (FOR LIFTING) STAINLESS STEEL DOUBLE GEAR ** WEIGHT = 28 LBS
Mfg. item #: M4312PBSS
THEM4312PBSS
Ships FREE via UPS to lower 48 states.5
$1,375.50

115
M452
MODEL M452 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 4000 LB (FOR PULLING ONLY) ZINC PLATED DOUBLE GEAR ** WEIGHT = 83 LBS
Mfg. item #: M452
THEM452
Ships FREE via UPS to lower 48 states.5
$1,675.50

115
M452B
MODEL M452B SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 4000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED DOUBLE GEAR ** WEIGHT = 91 LBS
Mfg. item #: M452B
THEM452B
Ships FREE via UPS to lower 48 states.5
$2,024.75

115
M452B-A
MODEL M452B-A SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 4000 LB WITH BRAKE (FOR LIFTING) 4 DRUM WIDTH ZINC PLATED DBL GEAR ** WEIGHT = 83 LBS
Mfg. item #: M452B-A
THEM452B-A
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$1,903.00

115
M492
MODEL M492 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 10,000 LB (FOR PULLING ONLY) ZINC PLATED DOUBLE GEAR ** WEIGHT = 166 LBS
Mfg. item #: M492
THEM492
lease to own for as little as:$52 per month!
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$2,581.00

115
M492B
MODEL M492B SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 10,000 LB WITH BRAKE (FOR LIFTING) ZINC PLATED DOUBLE GEAR ** WEIGHT = 173 LBS
Mfg. item #: M492B
THEM492B
lease to own for as little as:$60 per month!
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$2,994.88

115
M492-12
MODEL M492-12 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 10,000 LB (FOR PULLING ONLY) 12 DRUM WIDTH ZINC PLATED DBL GEAR ** WEIGHT = 175 LBS
Mfg. item #: M492-12
THEM492-12
lease to own for as little as:$54 per month!
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$2,703.75

115
M492B-12
MODEL M492B-12 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION 10,000 LB WITH BRAKE (FOR LIFTING) 12 DRUM WIDTH ZINC PLATED DBL GEAR ** WEIGHT = 190 LBS
Mfg. item #: M492B-12
THEM492B-12
lease to own for as little as:$63 per month!
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$3,125.63

115
MB451
MODEL MB451 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION DISC BRAKE ONLY FOR M452 (FOR LIFTING) ** WEIGHT = 13 LBS
Mfg. item #: MB451
THEMB451
Ships FREE via UPS to lower 48 states.5
$474.89

115
MB491
MODEL MB491 SPUR GEAR HAND WINCHES - DOUBLE REDUCTION DISC BRAKE ONLY FOR M492 AND M492-12 (FOR LIFTING) ** WEIGHT = 15 LBS
Mfg. item #: MB491
THEMB491
Ships FREE via UPS to lower 48 states.5
$534.74

115
465
MODEL 465 WORM GEAR HAND WINCHES 750 LB (RECOMMENDED FOR PULLING ONLY) OPEN GEARS ** WEIGHT = 12 LBS
Mfg. item #: 465
THE465
Ships FREE via UPS to lower 48 states.5
$275.13

115
462
MODEL 462 WORM GEAR HAND WINCHES 1000 LB (RECOMMENDED FOR PULLING ONLY) ENCLOSED GEARING ** WEIGHT = 15 LBS
Mfg. item #: 462
THE462
Ships FREE via UPS to lower 48 states.5
$392.91

115
4622PB
MODEL 4622PB WORM GEAR HAND WINCHES 1000 LB WITH BRAKE (FOR LIFTING) ENCLOSED GEARING ** WEIGHT = 21 LBS
Mfg. item #: 4622PB
THE4622PB
Ships FREE via UPS to lower 48 states.5
$592.38

115
472
MODEL 472 WORM GEAR HAND WINCHES 2000 LB (RECOMMENDED FOR PULLING ONLY) - ENCLOSED GEARING ** WEIGHT = 32 LBS
Mfg. item #: 472
THE472
Ships FREE via UPS to lower 48 states.5
$780.13

115
4WM2
MODEL 4WM2 WORM GEAR HAND WINCHES 2000 LB WITH BRAKE (FOR LIFTING) - ENCOLSED GEARNING - DRILL DRIVEABLE ** WEIGHT = 41 LBS
Mfg. item #: 4WM2
THE4WM2
Ships FREE via UPS to lower 48 states.5
$1,042.88

115
2W40-L
MODEL 2W40-L WORM GEAR HAND WINCHES 4000 LB (RECOMMENDED FOR PULLING ONLY) - ENCLOSED GEARING ** WEIGHT = 111 LBS
Mfg. item #: 2W40-L
THE2W40-L
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$1,729.75

115
2W40-M
MODEL 2W40-M WORM GEAR HAND WINCHES 4600 LB (RECOMMENDED FOR PULLING ONLY) - ENCLOSED GEARING ** WEIGHT = 107 LBS
Mfg. item #: 2W40-M
THE2W40-M
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$1,843.88

115
2W40-BL
MODEL 2W40-BL WORM GEAR HAND WINCHES 4000 LB WITH BRAKE (FOR LIFTING) - ENCLOSED GEARING ** WEIGHT = 123 LBS
Mfg. item #: 2W40-BL
THE2W40-BL
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$2,236.13

115
2W40-BM
MODEL 2W40-BM WORM GEAR HAND WINCHES 4600 LB WITH BRAKE (FOR LIFTING) - ENCLOSED GEARING ** WEIGHT = 119 LBS
Mfg. item #: 2W40-BM
THE2W40-BM
FREE motor freight to commercial address or terminal pickup in lower 48 states. Residential or Export Orders call 800-458-3687.6
$2,354.63

115
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