# Linn Gear 40B21SS #40 Single Strand Type B Sprocket - 21 Teeth, 1/2" Pitch, Stainless Steel - MROSupply.com

***Linn Gear 40B21SS #40 single strand Type B sprocket with 21 teeth and 1/2" pitch. Manufactured from stainless steel for corrosion resistance. Type B hub configuration with one side projection. Suitable for ANSI #40 roller chain drives in food processing, washdown, and corrosive environments.***



## Product details:

- Catalog number: 40B21SS
- SKU: 571077
- Price: ***$138.32*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Linn Gear](https://www.mrosupply.com/brands/linn-gear/)
- 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: 1.900 lb
- Technicall support: contact supplier for technical support on 800 547 2471


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


## Product attributes;

  
- Bore Diameter: 5/8 to 1-3/4 in
  

  
- Chain Size: #40
  

  
- Hub Diameter: 2.81 in
  

  
- Length Through Bore: 1 in
  

  
- Material: Stainless Steel
  

  
- Number of Teeth: 21
  

  
- Outside Diameter: 3.62 in
  

  
- Pitch: 1/2 in
  

  
- Pitch Diameter: 3.355 in
  

  
- Type: Type B Single Strand Machine Cut
  

## Alternate products to `Linn Gear 40B21SS #40 Single Strand Type B Sprocket - 21 Teeth, 1/2" Pitch, Stainless Steel - MROSupply.com`:
- [Martin 40B21SS Type B plain bore roller chain sprocket for #40 chain (1/2" pitch), 21 teeth, stainless steel (304 SS) construction. Hub on one side for re-boring. Outside diameter: 3.618".](https://www.mrosupply.com/products/261967/as-markdown/)
- [U.S. Tsubaki 40B21SS #40 roller chain sprocket with 21 teeth and Type B single hub. Plain bore (stock bore) for custom machining. Pitch 0.500 in, outside diameter 3.620 in. Suitable for ANSI #40 roller chain drives in industrial power transmission and conveyor applications.](https://www.mrosupply.com/products/396904/as-markdown/)

## Product's reviews:
- Service - you shipped this order without a lot of lead time like past orders
- Sprockets - GOOD PRODUCT & GOOD PRICE, FAST SHIPPING
- Large sprocket - Amazing price and service !
- Great gears ghost - Perfect transaction.... Awesome possum. Looking forward to next time.