Davit CranesThern
Worm Gear Series
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. FEATURES: Up to 904KG capacity Machine cut worm gears Automatic brake models…
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About this product
MACHINE CUT SPUR GEARS
For accurate and long lasting service
ENCLOSED OIL BATH
Provides continuous lubrication of gears to minimize wear (expect on Model 465) On model 4WM2, oil seals keep oil in and dirt out
HEX DRIVE AND HANDLE
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
QUICK DISCONNECT ANCHOR
For quickly attaching or removing wire rope equipped with a swaged ball fitting
BRONZE BEARINGS
On most models for smooth operation
LARGE DIAMERTER DRUMS
Minimize wear to extend wire rope lift
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
TWO YEAR WARRANTY
Industry leading two year limited warranty on all Thern products
