# Gates SK 1.1/4 QD Bushing - SK Series, 1-1/4" Bore - MROSupply.com

***Gates SK 1.1/4 QD bushing with SK series design and 1-1/4" bore. Provides a secure, quick-detachable mounting interface for sheaves and sprockets on industrial power transmission shafts. Features a 6 x 3 mm keyway for positive torque transfer.***



## Product details:

- Catalog number: SK 1.1/4
- SKU: 157912
- Price: ***$61.35*** Each
- Quantity: This vendor has a minimum order quantity of
3.Order minimum ($) may be applied.
Add desired QTY to cart and proceed to checkout to view minimum'

- Brand Minimum Order Quantity - 3
(This is the minimum order quantity if ordering this unit alone
from the vendor. Adding other products from the same vendor will reduce
the overall requirement. If adding multiple products from same vendor,
please add all products to cart to see total minimum.)
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Gates Rubber](https://www.mrosupply.com/brands/gates-rubber/)
- Category: 
    - [Type SK](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/type-sk/)
    - [Quick Disconnect Bushings](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Weight: 3.310 lb
- UPC: 72053094800
- Technicall support: contact supplier for technical support on 303-744-5800


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


## Product attributes;

  
- Barrel Diameter: 2.81 in
  

  
- Bolt Circle Diameter: 3-5/16 in
  

  
- Bore Diameter: 1-1/4 in
  

  
- Flange Diameter: 3-7/8 in
  

  
- Flange Thickness: 0.56 in
  

  
- Hub Diameter: 4-1/2 in
  

  
- Key Included: NO
  

  
- Key way size (mm): 6 x 3
  

  
- Keyway: Standard
  

  
- Keyway Size: 0.24 x 0.12 in
  

  
- Material: Steel
  

  
- Number of Bolt Holes: 3
  

  
- Overall Length: 1-15/16 in
  

  
- Screw Size: 5/16-18 x 2 in
  

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

  
- Torque Rating: 7000 in-lb
  

  
- Type: Finished Bore
  

## Alternate products to `Gates SK 1.1/4 QD Bushing - SK Series, 1-1/4" Bore - MROSupply.com`:
- [Dodge 120425 SK X 1 1/4-KW Type SK Quick Disconnect bushing with 1-1/4-inch bore and 1/4" x 1/8" keyway. Ductile iron construction for reliable shaft mounting of sheaves, sprockets, and couplings.](https://www.mrosupply.com/products/119095/as-markdown/)
- [Martin SK 1 1/4 steel QD bushing with 1-1/4" bore and 1/4" x 1/8" keyway. Type SK quick disconnect bushing for mounting sheaves, sprockets, and pulleys. Industry-interchangeable with Dodge, Browning, and Gates SK bushings.](https://www.mrosupply.com/products/248804/as-markdown/)
- [U.S. Tsubaki SK-1D SK Series QD Bushing with 1-1/4" bore. Precision-machined Quick-Disconnect bushing provides secure, interchangeable mounting for QD sprockets and sheaves in industrial power transmission applications.](https://www.mrosupply.com/products/390328/as-markdown/)
- [MasterDrive SK1.1/4 Taper-Lock bushing with 1-1/4" bore. Designed for secure, keyless shaft mounting in QD sheaves and sprockets. Cast iron construction provides durability in industrial power transmission applications.](https://www.mrosupply.com/products/2340655/as-markdown/)
- [TB Woods SK114 Sure-Grip QD bushing in the SK series with a 1-1/4" finished bore. Cast-iron body with standard ANSI keyway and three 5/16-18 capscrews for conventional or reverse mounting. Rated for 7,000 in-lb torque capacity with 15 in-lb installation torque.](https://www.mrosupply.com/products/338212/as-markdown/)
- [Bando SK 1 1/4 QD bushing with 2.812" outside diameter and 1.25" bore. Steel construction with 2-1/8" keyway. Designed for quick-disconnect mounting of sheaves and pulleys on industrial power transmission shafts.](https://www.mrosupply.com/products/5919711/as-markdown/)

## Product's reviews:
- Gt4 cog belt - I've not had a chance to try it out but if it's at least as good as the 150 hours I had on the GT2 belt when I decided to replace it, I'll be a happy camper!
- Gates tri power belt - Best price on the internet, & fast shipping!
- Office manager - I got exactly what i ordered. Works like its suppose to..
- Great deal - Very good customer service, great prices and super fast shipping!!! Will buy again!!