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Boston Gear50B21-1 1/8

50B21-1 1/8

Finished Bore Sprocket
Item #101853004
  • 50 Chain
  • 21 Teeth
  • 1 1/8" Bore
  • 1/4 in x 1/8 in Keyway
Boston Gear50B21-1 1/8
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    Shipment Options
  • 50 Chain
  • 21 Teeth
  • 1 1/8" Bore
  • 1/4 in x 1/8 in Keyway

features

  • Quality design
  • Superior fatigue resistance
  • Long operational life
  • Complete with keyway and setscrew

compliances

  • 0
Chain No. 50
Material Steel
Hub Dia. 3 in
No. of Strands Across 1
Finished Bore 1 1/8 in
Length Through Bore 1 in
Width Across Teeth 0.343 in
Sprocket Style B
Inch/Metric Inch
Keyway 1/4 x 1/8
Pitch Diameter 4.193 in
Hardened Teeth Without Hardened Teeth
Hub Projection 0.657 in
Outside Dia. 4.522 in
Chain Pitch 0.625 in
No. of Teeth 21
Weight 2.912 LB
EAN or UPC 781711365403
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