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78CS13 2 3/16 SPK ENG C BS

$338.57 Each


  • Typically ships in: 1 day
  • Weight: 42.4 lb
  • Free shipping on orders over $20

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Additional Description

Martin Accu-Torch steel sprockets are available for virtually all engineering class chains in style A, B, and C. Also available as split with welded hub and split or solid detachable hub. They can also be furnished as shear pin type. Where possible please specify chain number, pitch diameter, number of teeth, bore and keyway size, and huC Style required. Accu-Torch sprockets are not intended to replace cut tooth roller chain sprockets.
Material Steel Finished Bore Size 2.188 in.
Chain Number 78 Key Way Size 1/2 X 1/4 in.
Chain Pitch 2.609 in. Set Screw Size 1/2-13X1/2 in.
Number of Teeth 13 Set Screw Location (2) Set Screws (1) Over Kw And (1) At 90
Pitch Diameter 10.900 in. Hub Outside Diameter 5.500 in.
Hub Configuration C Length thru Bore 4.500 in.
Bore Type Bored To Size
Storage Dimension Length 11.625 in. Storage Dimension Height 4.500 in.
Storage Dimension Width 11.625 in. Weight 41.00 lbs.


Number Of Teeth 13
Material Steel
Pitch 2.609 in.

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning