# Martin 6 B 56 SK V-Belt Sheave 6-Groove B-Section 5.6" Pitch Diameter SK QD Bushing Cast Iron - MROSupply.com

***Martin 6 B 56 SK conventional QD sheave for B-section V-belts. 6 grooves, 5.6" pitch diameter, uses SK quick disconnect bushing (sold separately). Cast iron construction for durability in industrial power transmission applications.***



## Product details:

- Catalog number: 6 B 56 SK
- SKU: 255399
- Price: ***$239.73*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [B/5L Section](htts://www.mrosupply.com/sheaves/quick-detachable-bushed-bore-sheaves/b5l-section/)
    - [Quick Detachable Bushed Bore Sheaves](htts://www.mrosupply.com/sheaves/quick-detachable-bushed-bore-sheaves/)
    - [Sheaves](htts://www.mrosupply.com/sheaves/)
- Unit of measure: each
- Weight: 13.000 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Cast Iron
  

  
- Outside Dia: 5.950"
  

## Alternate products to `Martin 6 B 56 SK V-Belt Sheave 6-Groove B-Section 5.6" Pitch Diameter SK QD Bushing Cast Iron - MROSupply.com`:
- [TB Woods 566B conventional V-belt sheave with 6 grooves, 5.6" datum diameter, and SK bushing. Cast-iron construction with standard single-plane balance, rated for A and B cross-section belts. Face width 4.75", maximum RPM 4210.](https://www.mrosupply.com/products/347006/as-markdown/)
- [Dodge 455719 6A5.2B5.6-SK 6-groove dual A/B section V-belt sheave with 5.2" A-section and 5.6" B-section pitch diameters, 5.95" outside diameter, Quick Detachable SK bushing for 7/16" to 2-5/8" bore capacity. Gray cast iron construction for durability in industrial power transmission applications.](https://www.mrosupply.com/products/135819/as-markdown/)

## Product's reviews:
- 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.
- Service - qUICK SERVICE ON THIS ORDER
- Plate gear - Just what I ordered at a reasonable price. Thank you, Dallas
- 70 tooth #41 chain sprocket - The sprocket arrived on time, fit perfectly and was priced well. MRO SUPPLY is your best choice for hard to find sprockets!