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Metric Roller Chain Sprocket

D08B21

Metric Roller Chain Sprocket
Item #100965800
  • 08B-2 Chain Number
  • 2 Strands
  • 21 Teeth
  • Without Hardened Teeth
  • B Sprocket Style
  • 16 mm Minimum Bore
  • 48 mm Maximum Bore
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Metric Roller Chain Sprocket
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    Shipment Options
  • 08B-2 Chain Number
  • 2 Strands
  • 21 Teeth
  • Without Hardened Teeth
  • B Sprocket Style

description

  • Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

features

  • Manufactured of high carbon steel
  • Precise machining and processes ensure consistent finish and high quality
  • Bores are concentric to pitch line, minimizing run out
  • Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Outside Dia. [Min] 92.58 mm
Pitch Diameter 85.2 mm
Bore Range [Max] 48 mm
Pin Diameter 8.509 mm
Sprocket Style B
Outside Dia. 92.58 mm
Pitch Root Diameter 76.7 mm
Caliper Diameter 76.46 mm
Bore Style Minimum Bore
Chain No. 08B, 08B-2
No. of Teeth 21
Material Steel
Hardened Teeth Without Hardened Teeth
Bore Type Reborable
Root Diameter 76.7 mm
Single Strand Tooth Thickness 7.21 mm
Hub Dia. 70 mm
Pitch Diameter [Min] 85.2 mm
Width Across Teeth 21.13 mm
No. of Strands Across 2
Length Through Bore 40.01 mm
Bore Range [Min] 16 mm
Hub Length Thru 32.76 mm
Martin No. 08B21
Chain Pitch 12.7 mm
Series B
Family Name No. 08 - 12.700 mm Pitch - Double - B
Inch/Metric Metric
Weight 3.02 LB
EAN or UPC 697950397818
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