# Martin 120B9 Type B Plain Bore Sprocket #120 Chain 1-1/2" Pitch 9 Teeth 5.021" OD Steel - MROSupply.com

***Martin 120B9 Type B plain bore roller chain sprocket for #120 chain with 1-1/2" pitch, 9 teeth, and 5.021" outside diameter. Steel construction with hub on one side for custom boring. Suitable for re-boring applications in heavy-duty power transmission systems.***



## Product details:

- Catalog number: 120B9
- SKU: 259129
- Price: ***$147.61*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [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: 5.300 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: 9
  

  
- Outside Dia: 5.021"
  

  
- Pitch: 1.500 in.
  

## Suggested products:
- [Martin 120A11 Type A plain bore roller chain sprocket for #120 chain with 1-1/2" pitch, 11 teeth, and 6.009" outside diameter. Steel construction with flat plate design and no hub. Suitable for standard roller chain drives in industrial power transmission applications.](https://www.mrosupply.com/products/259046/as-markdown/)
- [Martin 120A13 Type A plain bore roller chain sprocket for #120 chain with 1-1/2" pitch, 13 teeth, and 6.986" outside diameter. Steel flat plate design with no hub, suitable for single-strand roller chain drives where a lightweight, compact sprocket is required. Plain bore allows custom machining to fit specific shaft sizes.](https://www.mrosupply.com/products/259048/as-markdown/)
- [Martin 120A12 Type A plain bore roller chain sprocket for #120 chain with 1-1/2" pitch, 12 teeth, and 6.498" outside diameter. Flat plate design with no hub, steel construction. Suitable for standard roller chain drives in industrial power transmission applications.](https://www.mrosupply.com/products/259047/as-markdown/)
- [Martin 120B9 Type B plain bore roller chain sprocket for #120 chain with 1-1/2" pitch, 9 teeth, and 5.021" outside diameter. Steel construction with hub on one side for custom boring. Suitable for re-boring applications in heavy-duty power transmission systems.](https://www.mrosupply.com/products/259129/as-markdown/)
- [HKK RC120R1A is a 120 single strand roller chain with 1-1/2" pitch, supplied on a 10 ft reel. This ANSI B29.1 compliant chain features solid bushings and rollers for durability. Made in Japan, it is suitable for heavy-duty power transmission applications.](https://www.mrosupply.com/products/2265718/as-markdown/)

## Product's reviews:
- Service - qUICK SERVICE ON THIS ORDER
- 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.
- Perfect - Perfect replacement part, Good purchase experience. I would use MRO again.
- Sprocket lm - Good quality product, arrived on time, will continue to buy from this company