# System Plast 815-21R40M-DMS 815 Series Drive Molded Split Sprocket 21 Teeth 40 mm Round Bore 129.3 mm Pitch Diameter - MROSupply.com

***System Plast 815-21R40M-DMS 815 Series drive molded split sprocket with 21 teeth and 40 mm round bore. This 1.0 in pitch sprocket has a 129.3 mm pitch diameter and is designed for use with System Plast 815 series tabletop chain and modular plastic belt. The molded split construction allows easy installation on existing shafts without dismounting adjacent components.***



## Product details:

- Catalog number: 12543
- SKU: 2379891
- Price: ***$129.13*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [System Plast](https://www.mrosupply.com/brands/system-plast/)
- Category: 
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 1.150 lb
- UPC: 726166187620
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- # of Teeth: 21
  

  
- Body Style: Block
  

  
- Bore Geometry: Round
  

  
- Bore Size (mm): 40
  

  
- Bore Type: Shaft-Ready
  

  
- Chain Number: 815
  

  
- Chain Pitch (in): 1.5
  

  
- Chain Pitch (mm): 38.1
  

  
- Flanged: No
  

  
- Height: 5.08
  

  
- Hub Type: A-No Hub
  

  
- Length: 5.08
  

  
- Measurement System: Metric
  

  
- Molded or Machined: Machined
  

  
- Number of Keyways: 1
  

  
- Outer Dia. (in): 5.079
  

  
- Outer Dia. (mm): 129
  

  
- Pitch Diameter (in): 5.032
  

  
- Pitch Diameter (mm): 127.82
  

  
- Product Group: TableTop®
  

  
- Product Line: Chain and Belt Sprockets
  

  
- Split or Solid: Split
  

  
- Sprocket Construction: Machined Split Sprocket
  

  
- Width: 1.63
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/23/79/2379891/multiple-brands-22F46_hB2P8AG.pdf)
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## Product's reviews:
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- Good product - GOOD PRODUCT