#40 Roller Chain Idler Sprocket 17 Tooth 1/2″ ID 40BB17H-1/2

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The 40BB17H-1/2 sprocket is a 17-tooth idler sprocket designed to work with any #40 ANSI roller chain.

  • Bore Diameter: 1/2 inch (0.5 inches)
  • Hub Diameter: 2.126 inches
  • Teeth Hardness: HRC40-50 (hardened teeth)
  • Type: B-type sprocket
  • Material: Made from AISI 1045 medium carbon steel

Idler sprockets like this one play a crucial role in machinery. As the sprocket spins, its teeth engage with the chain, moving other interconnected parts. Choosing the right sprocket is essential for proper system operation.

$10.75

68 in stock

Additional Info

Additional information

Weight 9 oz
Series

Inner Diameter

Material

Size

#40

Teeth

17 Tooth

Chain Size

#40

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