# Martin 40B12 Type B Plain Bore Sprocket #40 Chain 1/2" Pitch 12 Teeth Steel - MROSupply.com

***Martin 40B12 Type B Plain Bore roller chain sprocket for #40 chain (1/2" pitch) with 12 teeth. Steel construction with one hub side for re-boring. Outside diameter: 2.166".***



## Product details:

- Catalog number: 40B12
- SKU: 261948
- Price: ***$20.87*** 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 B Plain Bore Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/plain-bore-sprockets/type-b-plain-bore-sprockets/)
    - [Plain Bore Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/plain-bore-sprockets/)
    - [Roller Chain Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/)
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 0.450 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
  

  
- Number Of Teeth: 12
  

  
- Outside Dia: 2.166"
  

  
- Pitch: 0.500 in.
  

## Suggested products:
- [Renold Jeffrey 40-1R PREMIUM ROLLER CHAIN 10 RIVETED](https://www.mrosupply.com/products/2182855/as-markdown/)
- [Martin 40B12 Type B Plain Bore roller chain sprocket for #40 chain (1/2" pitch) with 12 teeth. Steel construction with one hub side for re-boring. Outside diameter: 2.166".](https://www.mrosupply.com/products/261948/as-markdown/)
- [Martin 40A112 Type A (Plain Bore) roller chain sprocket for #40 chain (1/2" pitch). 112 teeth, flat plate design with no hub. Steel construction, outside diameter 18.121".](https://www.mrosupply.com/products/261211/as-markdown/)
- [Martin 40A13 Type A (Plain Bore) roller chain sprocket for #40 chain (1/2" pitch). 13 teeth, flat plate design with no hub. Steel construction. Outside diameter: 2.329".](https://www.mrosupply.com/products/261213/as-markdown/)
- [Martin 40A12 Type A Plain Bore Roller Chain Sprocket for #40 chain (1/2" pitch). 12 teeth, flat plate design with no hub. Steel construction. Outside diameter: 2.166".](https://www.mrosupply.com/products/261212/as-markdown/)

## Product's reviews:
- High quality - strong material
- Sprocket lm - Good quality product, arrived on time, will continue to buy from this company
- Service - qUICK SERVICE ON THIS ORDER
- Spur gear - Our Yellow Karcher "Duckee" steers once more.
The spur gear works as advertised!!!