# Martin SF 2 1/8 QD Bushing Type SF 2-1/8" Bore Steel Quick Disconnect Bushing - MROSupply.com

***Martin SF 2 1/8 QD bushing, Type SF, 2-1/8" bore, steel construction. Quick Disconnect bushing for easy installation and removal on sheaves, sprockets, and pulleys. Industry-interchangeable with Dodge, Browning, Gates SF bushings.***



## Product details:

- Catalog number: SF 2 1/8
- SKU: 248720
- Price: ***$61.19*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Type SF](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/type-sf/)
    - [Quick Disconnect Bushings](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Weight: 3.100 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Bore Size: 2-1/8"
  

  
- Keyway: 1/2" x 1/4"
  

  
- Material: Steel
  

## Alternate products to `Martin SF 2 1/8 QD Bushing Type SF 2-1/8" Bore Steel Quick Disconnect Bushing - MROSupply.com`:
- [Dodge 120474 SF X 2-1/8-KW Quick Disconnect (QD) bushing, 2-1/8" bore, 1/2" x 1/4" keyway, ductile iron construction, rated for 11,000 lbf torque. For shaft mounting of sheaves, sprockets, and couplings.](https://www.mrosupply.com/products/118684/as-markdown/)
- [TB Woods SF218 Sure-Grip QD bushing in the SF series with a 2-1/8" finished bore. Cast-iron body with standard ANSI keyway and three 3/8-16 capscrews, rated for 11,000 in-lb torque capacity. Designed for conventional or reverse mounting on QD-bored sheaves and sprockets.](https://www.mrosupply.com/products/337609/as-markdown/)
- [U.S. Tsubaki SF-2B QD bushing, SF series, with a 2-1/8" (53.97 mm) bore. This Quick-Disconnect bushing provides industry-standard QD interchange for mounting sprockets, sheaves, and couplings on shafts. The SF series is designed for medium-duty power transmission applications.](https://www.mrosupply.com/products/389883/as-markdown/)

## Product's reviews:
- Flexible coupler - Very fast and reliable shipping.
- Electric motor pulley sheave - Good selection of motor belt pulley sheaves. Found the size unit I was looking to fit to my new compressor motor. confirmed with manufacturers rep then ordered. Price was good and MRO ships out ASAP. Free shipping. If you need real soon have to pay for quicker shipping.
- Good stock - I was pleased with the help of customer service to answer my questions concerning inventory and how quickly I received my product. Thank you.
- Service manager - on time.. great company thanks john gorth