# Martin 4 B 38 SD V-Belt Sheave 4-Groove B-Section 3.8" Pitch Diameter SD QD Bushing Steel - MROSupply.com

***Martin 4 B 38 SD QD bushed V-belt sheave with 4 grooves for B-section (5L) belts, 3.8" pitch diameter, uses SD Quick Disconnect bushing (sold separately). Steel construction for industrial drives.***



## Product details:

- Catalog number: 4 B 38 SD
- SKU: 254916
- Price: ***$129.61*** 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: 5.000 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Steel
  

  
- Outside Dia: 4.150"
  

## Alternate products to `Martin 4 B 38 SD V-Belt Sheave 4-Groove B-Section 3.8" Pitch Diameter SD QD Bushing Steel - MROSupply.com`:
- [Dodge 455644 4A3.4B3.8-SD 4-groove A/B dual-duty V-belt sheave with 4.172" outside diameter, 3.4" A-section pitch diameter, and 3.8" B-section pitch diameter. Quick Disconnect SD bushing accommodates 7/16" to 2" bore. Gray cast iron construction for industrial power transmission applications.](https://www.mrosupply.com/products/135771/as-markdown/)
- [TB Woods 384B conventional V-belt sheave with 4 grooves, 3.8" datum diameter, and A-B belt section. Cast-iron construction with SD quick-disconnect bushing, 4.15" outside diameter, and 6030 RPM upper limit. Suitable for industrial belt drives requiring a multi-groove sheave.](https://www.mrosupply.com/products/347114/as-markdown/)

## Product's reviews:
- 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.
- Nice sprocket - sprocket is very nice.
- Great prices and quality products - Your products are not only affordable, but they are also priced very fairly and competitively & always ship out pretty quickly. You have gained a new regular customer and stolen us from one of our regular distributors without even trying. Thank you for being awesome! Not to mention the free shipping over $100 perk is super appreciated as we not only are saving money per item, but we are also able to buy in bulk without the additional burden of freight/shipping costs.
THANK YOU!! :)
- Martin s1036 gears - Great Item, for a great deal!