# Martin 0142739R 40BS12HT 1-3/8 Bored-to-Size Sprocket #40 Chain 1/2" Pitch 12 Teeth 1-3/8" Bore Hardened Teeth Steel - MROSupply.com

***Martin 0142739R 40BS12HT 1-3/8 Bored-to-Size roller chain sprocket for #40 chain (1/2" pitch), 12 teeth, 1-3/8" finished bore with keyway and two setscrews. Hardened teeth (Saber Tooth, RC 40-50) extend wear life in abrasive conditions or high-ratio drives. Steel construction with one hub (Type B).***



## Product details:

- Catalog number: 0142739R
- SKU: 95774920
- Price: ***$195.52*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 1.640 lb
- Returns: ***Not returnable*** (This item is made to order.)

- Technicall support: contact supplier for technical support on 323-728-8117


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




## Product's reviews:
- 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!
- Service manager - on time.. great company thanks john gorth
- Perfect - Perfect replacement part, Good purchase experience. I would use MRO again.
- High quality - strong material