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Boston Gear25B21

25B21

B Style Sprocket
Item #101834998
  • Single Strand, Number 25, Type B, 21 Teeth Roller Chain Sprocket
Boston Gear25B21
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    Shipment Options
  • Single Strand, Number 25, Type B, 21 Teeth Roller Chain Sprocket

features

  • Quality design
  • Superior fatigue resistance
  • Long operational life

compliances

  • 0
Pitch Diameter 1.677 in
Bore Range [Min] 0.375 in
Outside Dia. 1.809 in
Hub Dia. 1 3/8 in
Hub Projection 0.515 in
Hardened Teeth Without Hardened Teeth
Hub Length Thru 5/8 in
Chain No. 25
No. of Strands Across 1
Bore Range [Max] N/A
No. of Teeth 21
Material Steel
Chain Pitch 0.25 in
Length Through Bore 0.625 in
Inch/Metric Inch
Width Across Teeth 0.11 in
Sprocket Style B
Weight 0.261 LB
EAN or UPC 781711681879
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