# Gates 78594314 4040 3.7/8 Taper-Lock Bushing - 4040 Series, 3-7/8" Bore - MROSupply.com

***Gates 78594314 4040 3.7/8 Taper-Lock bushing with 4040 series size and 3-7/8" bore. Designed for mounting sheaves, sprockets, and couplings onto shafts, providing a secure, concentric grip. Keyway measures 25 x 6 mm for positive torque transmission.***



## Product details:

- Catalog number: 4040 3.7/8
- SKU: 158657
- Price: ***$324.74*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Gates Rubber](https://www.mrosupply.com/brands/gates-rubber/)
- Category: 
    - [Type 4040](htts://www.mrosupply.com/bushings/taper-lock-bushings/type-4040/)
    - [Taper Lock Bushings](htts://www.mrosupply.com/bushings/taper-lock-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Weight: 12.900 lb
- UPC: 72053089721
- Technicall support: contact supplier for technical support on 303-744-5800


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Barrel Diameter: 5-3/4 in
  

  
- Bolt Circle Diameter: 5.54 in
  

  
- Bore Diameter: 3-7/8 in
  

  
- Hub Diameter: 8-1/2 in
  

  
- Key Included: YES
  

  
- Key way size (mm): 25 x 6
  

  
- Keyway: Shallow
  

  
- Keyway Size: 0.98 x 0.24 in
  

  
- Material: Cast Iron
  

  
- Number of Bolt Holes: 3
  

  
- Overall Length: 4 in
  

  
- Screw Size: 5/8-11 x 1-3/4 in
  

  
- Suitable For Use With: Taper Lock Style Sheaves, Sprockets and Pulleys
  

  
- Taper: 8 deg
  

  
- Torque Rating: 77300 in-lb
  

  
- Type: Finished Bore
  


## Product's reviews:
- Gates b-55 belt - We use these belts on wastewater lagoon aerators which run 24/7. Great price for a high quality belt and receive them within a few days of ordering!
- Great price on gates belt - Great price and fairly quick shipping.
- Mechanic - Cut the bell when you said I would get a chance to install it seems to fit I still need to test drive
- Belt 5vx940 - Excellent Speedy Service. TLC Will continue doing business with MRO.