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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 | |||||||||
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.