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Metric Roller Chain Sprocket

E12B30

Metric Roller Chain Sprocket
Item #100966841
  • 12B-3 Chain Number
  • 3 Strands
  • 30 Teeth
  • Without Hardened Teeth
  • B Sprocket Style
  • 20 mm Minimum Bore
  • 84 mm Maximum Bore
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Metric Roller Chain Sprocket
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    Shipment Options
  • 12B-3 Chain Number
  • 3 Strands
  • 30 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
Sprocket Style B
Outside Dia. 193.99 mm
Single Strand Tooth Thickness 10.87 mm
Bore Style Minimum Bore
Hub Dia. 119.99 mm
Outside Dia. [Min] 193.99 mm
Pitch Diameter 182.2 mm
Pitch Diameter [Min] 182.2 mm
No. of Strands Across 3
Caliper Diameter 170.18 mm
Length Through Bore 70 mm
Bore Type Reborable
Chain Pitch 19.05 mm
Pitch Root Diameter 170.2 mm
No. of Teeth 30
Hardened Teeth Without Hardened Teeth
Pin Diameter 12.065 mm
Width Across Teeth 49.78 mm
Martin No. 12B30
Bore Range [Max] 84 mm
Series B
Material Steel
Root Diameter 170.2 mm
Hub Length Thru 59.13 mm
Family Name No. 12 - 19.050 mm Pitch - Triple - Type B & C
Chain No. 12B, 12B-3
Inch/Metric Metric
Bore Range [Min] 20 mm
Weight 23.4 LB
EAN or UPC 697950401850
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