# Martin E 3 QD Bushing Type E 3" Bore Ductile Iron Quick Disconnect Bushing - MROSupply.com

***Martin E 3 Type E QD bushing with 3" bore, ductile iron construction, and 3/4" x 1/8" keyway. Industry-interchangeable Quick Disconnect bushing for mounting V-belt sheaves, sprockets, and couplings. Includes set screws for secure shaft attachment. Torque rating: 20,000 in-lb.***



## Product details:

- Catalog number: E 3
- SKU: 247361
- Price: ***$128.30*** 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 E](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/type-e/)
    - [Quick Disconnect Bushings](htts://www.mrosupply.com/bushings/quick-disconnect-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Weight: 7.190 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: 3"
  

  
- Keyway: 3/4" x 1/8"
  

  
- Material: Ductile Iron
  

## Alternate products to `Martin E 3 QD Bushing Type E 3" Bore Ductile Iron Quick Disconnect Bushing - MROSupply.com`:
- [Dodge 120522 E X 3-KW Type E Quick Disconnect (QD) bushing with 3" bore and 3/4" x 1/8" keyway. Ductile iron construction for high-strength power transmission applications. Three-bolt mounting pattern for secure attachment to sheaves, sprockets, and couplings. Rated torque 20,000 lbf-in.](https://www.mrosupply.com/products/119034/as-markdown/)
- [TB Woods E3 Sure-Grip QD bushing in the E series with a 3" finished bore and shallow keyway. Cast-iron construction with three 1/2-13 capscrews, rated for 20,000 in-lb torque capacity. Designed for conventional or reverse mounting on QD-bored sheaves and sprockets.](https://www.mrosupply.com/products/338483/as-markdown/)
- [U.S. Tsubaki E-3 E-series QD bushing with 3-inch bore. Quick-Disconnect design for secure shaft mounting of sprockets, sheaves, and pulleys. Industry-standard QD interchange for fast installation and removal in power transmission applications.](https://www.mrosupply.com/products/390737/as-markdown/)
- [Browning E 3 1073535 Q-D Quick Disconnect bushing with a 3-inch bore in the E series. Ductile iron Grade 65-45-45 construction with a 2.64-inch length through bore and 6-inch outer diameter. Tapered design allows fast installation and removal without disturbing surrounding components. Compatible with all Browning Q-D bushed sheaves, sprockets, and pulleys.](https://www.mrosupply.com/products/2287634/as-markdown/)
- [Linn Gear EX3.000 E Series Quick-Disconnect QD bushing with 3-inch finished bore. Designed for easy installation and removal of sprockets, sheaves, and pulleys on shafts. Provides a secure, concentric clamp fit without the need for keyway modifications. Manufactured in the USA for reliable power transmission applications.](https://www.mrosupply.com/products/567615/as-markdown/)

## Product's reviews:
- Solid product at a great price - Solid product, fair and super fast shipping! MROSUPPLY delivers it all!
- Flexible coupler - Very fast and reliable shipping.
- Bushing - PROMPT SHIPPING AND WELL PACKAGED. THANKS
- Martin flex sleeve - Great inventory easy to use website,had exactly what I needed,up and running,would use them again without a doubt, thank you!