2000 lb,Spur,Gear,Hand,Winch,Thern

2000 lb Spur Gear Hand Winch From Thern


2000 lb Spur Gear Hand Winches

Machine Cut Spur Gears for accurate and long lasting service.

Automatic Brake Models provide positive load control for lifting and lowering operations. Brake models have PB suffix.

Corrosion Resistant zinc and iridescent dichromate plated finish protects against corrosion in harsh environments.

Quick Disconnect Anchor for quickly attaching or removing wire rope equipped with a swagged ball fitting.

Bronze and radial ball bearings provide smooth and efficient operation.

Large Diameter Drums minimize wear to extend wire rope life.

Gear Covers protect gears and help prevent injuries.

Stainless Steel Models Available for extra corrosion resistance in harsh environments, see models with SS sufix.

Wire Rope Assemblies sold separately.

 

2000 lb,Spur,Gear,Hand,Winch,Thern
Model M4312PB
for lifting or pulling
up to 2000 lbs.
Includes brake.


2000 lb,Spur,Gear,Hand,Winch,Thern Owners Manual


2000 lb,Spur,Gear,Hand,Winch,Thern
Model M4412
for pulling only up to 2000 lbs.
Brake available for lifting.


2000 lb,Spur,Gear,Hand,Winch,Thern Owners Manual



2000 lb Spur Gear Hand Winch Performance Characteristics

load rating (lb)

drum capacity1

model
number
description
1st
layer
mid
drum
full
drum
wire
rope
diameter
1st
layer
mid
drum
full
drum
single
gear
ratio
double
gear
ratio
force
to lift
1000 lb2
approx.
ship
wt. (lb)
M4312 marine duty
for pulling only
2000
1600
1200
3/16
1/4
5/16
8
5
4
48
27
17
110
59
39
3.83:1
14.7:1
20 lb
(double gear)
23
M4312PB marine duty
with brake
(for lifting)
2000
1600
1200
3/16
1/4
5/16
8
5
4
48
27
17
110
59
39
-
14.7:1
17
(double gear)
28
M4412 marine duty
for pulling only
2000
1600
1200
3/16
1/4
5/16
18
14
11
97
52
35
210
120
77
3.83:1
14.7:1
20 lb
(double gear)
25
M4412PB marine duty
with brake
(for lifting)
2000
1600
1200
3/16
1/4
5/16
18
14
11
97
52
35
210
120
77
-
14.7:1
17
(double gear)
30
1Actual drum capacities may be 25-30% less, due to non-uniform winding. Tension in the wire rope will also affect drum capacity.
2Approximate handle force required to lift 1000 lb with an empty drum, and maximum handle length.


2000 lb,Spur,Gear,Hand,Winch,Thern