Shopping Cart

Your cart is empty.

Your cart is empty.

5/8' x 3/4' x 3' Shaft Adapter Pulley Bore Reducer Sleeve Bushing Sheave & Key

4.8 (3) Write Review
Free shipping on orders over $29.99

$7.99

$ 3 .99 $3.99

In Stock
  • 【Material】: Made of stainless steel material and CNC machining，which More durable and rust resistant than ordinary iron products.
  • 【Adapts】: This steel shaft sleeve adapts a crankshaft from 5/8” to 3/4” diameter. It comes with 3/16“ keystock. Sleeve length about 3".
  • 【Function】：①Alters pulleys for a different speed or belt,Alters motors with a different diameter shaft. ②Reduces the necessity of buying a new motor or pulley to maintain existing components and speed/power requirements. ③Adapts larger wheel bores to smaller axels,orks with Gas Engine Crank Shafts to enlarge the crank diameter to fit pulleys, gear boxes etc.
  • 【Package】: Sleeve x 1，keystock x 1.



Color: Silver
Sleeve Inside Diameter: 5/8 inch
Sleeve Outside Diameter 3/4 inch
Sleeve Length: about 3 inch
Sleeve Keyway Slot: 3/16 inch

Package List:
1 * 5/8 inch to 3/4 inch Crank Shaft Sleeve Adapter
1 * Keystock


Craig e hunter
2025-05-27 17:04:22
Bought for little 3hp and everything works as supposed to
D. K. Numinen
2025-05-19 12:12:24
Key is oversized so will need to be hand fit, nothing special about this adapter
Garret Peters
2025-02-09 11:55:49
The pulley with a .750 ID doesn't fit over sleeve. The key doesn't fit in the slot either way. We have spent over an hour modifying this sleeve to fit properly. We're scrapping the key.