UK Sales:0161 223 1990

International:00 44 161 223 1990

Thern Model 4WM2 Worm Gear Hand Winches ( drill driveable model) 907 kg

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key features Machine Cut Worm Gears provide accurate operation and long lasting service. - Enclosed Oil Bath provides continuous lubrication of gears to minimize wear, , oil seals keep oil in and dirt out. Hex Drive and handle are included. Models 4WM2 and 2W40* can be power driven with a maximum 300 rpm drill-motor Automatic Brake Models provide positive load control for lifting Corrosion Resistant durable paint finish protects against corrosion in harsh environments. - Bronze Bearings on most models for smooth operation. Large Diameter Drums minimize wire rope wear. - Handles Adjust in length to change force required to move the load.

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Download Product SpecificationClick here

Download Product SpecificationClick here

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Details

Download Product Specification  Click here

Download Product Specification  Click here

 

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.

  

(kg)

(kg)

(kg)

(mm)

(m)

(m)

(m)

 

(kg)

(kg)

4WM2

907.1 kg — enclosed gearing

907.1

680.3

544.3

6.3

3.3

10.6

23.4

32:1

6.3

18.5

 

with brake (for lifting) – Drill Driveable

  

 

Thern galanised or stanless steel winch
ropes sold separately

  
 

Please contact factory or nearest Thern distributor for firm fixed price and delivery. 1 Actual drum capacities may be 25-30% less, due to non-uniform winding. Wire rope tension will also affect drum capacity. 2 Approximate handle force required to lift 453.5 kg with an empty drum and maximum handle length.

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

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)

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

 

Dimensions are for reference only and subject to change without notice.

I MPORTANT: It is the owner’s or operator’s responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owner’s Manual supplied with the equipment before operating it.

 

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