About this Item
- Aluminum Blocks
- Easy to Reach Grease Fittings
- Factory Assembled
Aluminum Short Block Assembly
The Aluminum Short Block Assembly is a complete replacement worm assembly. Fits all BH-USA standard flat-plate hoists. Features industry-standard 2 inch bearing blocks. Made from marine-grade aluminum. Bronze worm installed on hardened drive shaft inside blocks from the factory. Flange bushings on blocks. Easy-to-reach grease fittings. Easy replacement for worn out worms on older gear plates. Hardware included. Aluminum worm cover included. Made by BH-USA.
Includes:
(1) – GPA Worm Shaft
(1) – GPA Aluminum Worm Cover
(2) #12209 – 3/4″ Drive Shaft Collar
(1) – GPA Shaft plated key 3/16 in. x 3/16 in. x 2 in.
(1) -Bronze GPA Worm
(4) #12301 – 3 in. x 5/16″ Stainless Steel Hex Head Bolt
(1) – Half Moon Key stock for GPA shaft 1 1/8″ x 3/16″
(1) – Short Block Right
(4) #21217 – 5/16 in. Stainless Steel Nut
(1) – Short Block Left
(4) #33871 – 5/16 in. Stainless Steel Split Lock Washer
Specifications
| Worm Material |
Hardened Bronze 660 or 932 |
| THD |
Single THD |
| Worm Diameter |
1.75 |
| Worm Length |
1.985 |
| Worm Bore |
.754 |
| Shaft |
Stress-Proof Steel |
| Shaft Length |
11.75 |
| Shaft Diameter |
.746 |
| Shaft Key for Pulley |
.188 x .0938 |
| Aluminum Housing Dimensions: |
|
| Overall Weight |
4.4 lbs. |
| Bolt Sizes (Included) |
5/16 in. x 2 3/4 in.
|
Disclaimer: To enable existing hoist owners to repair or replace machined items, BH-USA makes available machine parts used exclusively in the Boat Hoist USA brand flat-plate hoist.BH-USA brand machined parts should NEVER be used with any other brand flat-plate hoist or machined parts. BH-USA does not warranty any individual machine part or any other re-built/repaired flat-plate hoists. Lift-Tex Inc. does not assume ANY liability for damages to person or property when machined parts are used in the re-build of a flat plate hoist, regardless of brand. The purchase of, and use of any machine part sold by BH-USA is at the sole risk of the user and is non-returnable and carries no warranty. BH-USA does not guarantee any individual machined part will fix an existing problem or work as designed. It is the recommendation of BH-USA to purchase a new flat-plate hoist that has been built and tested onsite at BH-USA rather than to attempt to repair an existing hoist.
Product was what I ordered but was for a larger hoist, my mistake. I ordered the correct part and returned this purchase for credit.
Ken K –