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Thern Worm Gear Hand Winches
Thern Worm Gear Hand Winches
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Quick Overview:
- Corrosion resistant paint
- Mounting options: floor, wall or ceiling
- Adjustable handle positon to change force required
- Provide accurate operation with long-lasting service
- Enclosed in an oil bath
- #4WM2 and #2W40 can be drill-driven
- #4WM2 and #2W40-B feature an internal mechanical brake
- Other wire rope/winch cable lengths available- Contact Us
- 2 Year Warranty
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The Worm Gear Hand Winches from Thern Winches & Cranes that are available at LES USA have fewer moving parts and are best known for their superior endurance and high reliability. Within a Worm gear is a gearbox which has two major parts called the worm and the bull gear.
It has been generalized that worm gear winches have a slower line speed and are less efficient than other designs. However, they can be self-braking, meaning that they stop when the driving worm gear stops which is make the process safer. This product is also extremely robust. If you are an industry that requires line speeds that are equal to planetary counterparts, then try the technologically advanced worm gears.
About the Thern Worm Gear Hand Winches:
The Worm Gear Hand winches from Thern Winches & Cranes provide accurate operation and long-lasting service for your industry. The models from Thern Winches & Cranes are enclosed in an oil bath which provides continuous lubrication of gears to minimize wear, except on Model 465 . On Model 4WM2 oil seals keep oil in and dirt out.
Model 4WM2 can be drill-driven with a maximum of 400 rpm drill (Hex Drive and a handle are included). Additionally, the Thern Winches & Cranes Automatic Brake Models provide positive load control for lifting. Brake models have a PB or B suffix. Model 4WM2 features an internal mechanical brake and is the model commonly found on our Davit Cranes .
For suitable wire ropes, please see table below
- Up to 4600 lb (2086 kg) capacity (choose model from drop-down menu)
- Large diameter drums minimize wear on the wire rope
- Cast aluminium construction
- Machine-cut worm gears
- Bronze bearings provide a super-smooth operation
- Enclosed oil bath- provides constant lubrication of gears to minimize wear (except model #465). On models 4WM2 and 2W40 oil seals keep oil in and dirt out
- Internal mechanical brake (models 4WM2 and 2W40-B) provides positive load control for lifting applications
- Corrosion-resistant durable paint finish protects against harsh environments
- Handle adjustment enables the user to modify the force required operate
- Mounting options- floor, wall or ceiling
- Two-Year Limited Warranty
Model Number Of Worm gear Hand Winch |
1 st layer Loading rate (Ibs) |
Mid drum Loading rate (Ibs) |
Full Drum Loading rate (Ibs) |
Wire rope dia (in) |
Drum capacity 1 st layer (ft)1 |
Drum capacity Mid drum (ft)1 |
Drum capacity Full drum (ft)1 |
Gear ratio |
Force 2 to lift 1000Ibs |
Weight |
465
|
750 |
600 |
400 |
1/8 3/16 |
7 4 |
58 27 |
130 59 |
20:1 |
21 |
12 |
462 |
1000 |
700 |
500 |
1/8 3/16 |
7 4 |
61 28 |
140 61 |
15:1 |
34 |
15 |
4622PB |
1000 |
700 |
500 |
1/8 3/16 |
7 4 |
61 28 |
140 61 |
15:1 |
26 |
21 |
472 |
2000 |
1700 |
1300 |
3/16 ¼ 5/16 |
15 11 8 |
65 35 23 |
140 77 52 |
24:1 |
24 |
32 |
4WM2 |
2000 |
1500 |
1200 |
1/4 |
11 |
35 |
77 |
32:1 |
14 |
41 |
2W40-L |
4000 |
2800 |
2200 |
5/16 3/8 |
18 14 |
91 65 |
200 140 |
26:1 |
18 |
140 |
2W40-M |
4600 |
3300 |
2500 |
5/16 3/8 |
18 14 |
91 65 |
200 140 |
26.1
|
18 |
135 |
2W40-BL |
4000 |
2800 |
2200 |
5/16 3/8 |
18 14 |
91 65 |
200 140 |
31.1 |
11 |
150 |
2W40-BM |
4600 |
3300 |
2500 |
5/16 3/8 |
18 14 |
91 65 |
200 140 |
31:1 |
11 |
145 |
*Color-coding does not have any particular meaning, it has been used to create an easy-on-the-eye experience only.
Frequently Asked Questions
see all faqsCan I order from outside of the US?
Absolutely, our solid relationships with freight agents, couriers, and international airlines make it easy.
You can easily order goods from LES USA for delivery outside of the United States. Our network of global logistics partners deliver to almost every corner of the planet. Buy online internationally or contact our export department for a quotation.
Did you know you can purchase Tax-Free if you are outside of the USA? See 'Can I use a Resale Certificate?'
When will I get my goods?
All of our product listings show an "Estimated Lead Time To Dispatch" and the delivery transit time is determined by the service you opt to select in the checkout.
Our aim is to deliver products throughout the United States fast and efficiently. Our website clearly displays "Estimated Lead Time To Dispatch" for every item, this is the time it takes to prepare the item for shipment. When you arrive at the 'Checkout' you are able to select the desired shipping service such as "Standard Ground Shipping 2-3 days".
If the product "Estimated Lead Time To Dispatch" is 2-3 days and you selected "Standard Ground Shipping 2-3 days" service you can expect that your order will be delivered within 4-6 days from the point of order.
For international orders, delivery times may differ, see our Shipping page
Can I use a resale certificate?
You can use a resale certificate when purchasing from LES USA.
We accept most re-sale certificates from customers who are genuinely purchasing the product with the intention to re-sell. Our team will perform the necessary reasonable due diligence required to confirm that the items will be resold.
When shipping outside of the United States sales tax can be refunded if you are able to provide us legitimate evidence that the goods have been exported outside of the USA, alternatively, we can avoid adding sales tax initially by having LES handle the export and shipping of the goods outside of the country.
Do I get a certificate with my item?
Yes, if applicable.
If applicable we will provide you with the necessary documentation/certification required for your products purchased from LES.
Can you price match or beat an existing quote?
We always do our very best!
When it comes to pricing LES strive to be competitive and this means that we will always offer a fair price. Should you find an item cheaper elsewhere prior to your purchase let our team know here and we will do our very best to do better.