# Martin 78A40 Type A Plain Bore Sprocket #78 Chain 40 Teeth Steel - MROSupply.com

***Martin 78A40 Type A plain bore roller chain sprocket for #78 ANSI chain (2.609 in. pitch), 40 teeth, flat plate design with no hub. Steel construction for general power transmission applications. Requires a finished bore and keyway to be machined to size.***



## Product details:

- Catalog number: 78A40
- SKU: 264701
- Price: ***$1,836.96*** 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 A Engineered Class Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/engineering-chain-sprockets/type-a-engineered-class-sprockets/)
    - [Engineering Chain Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/engineering-chain-sprockets/)
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 216.000 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
  

  
- Number Of Teeth: 40
  

  
- Pitch: 2.609 in.
  


## Product's reviews:
- Martin c5-20t-19-09 - Quality product. Fast shipping!
- Service - qUICK SERVICE ON THIS ORDER
- Solid product at a great price - Solid product, fair and super fast shipping! MROSUPPLY delivers it all!
- 21 tooth 12 dp spur gear - The 21 tooth 12 DP gear I bought arrived very quickly.
It was exactly what I needed to fix my RV slide out.
I had to machine it to fit, but I knew that when I ordered it.
VERY SATISFIED!!!