Skip to content Skip to navigation menu
Boston Gear25B21-3/8

25B21-3/8

Finished Bore Sprocket
Item #101854178
  • 25 Chain
  • 21 Teeth
  • 3/8" Bore
  • 3/32 in x 3/64 in Keyway
Boston Gear25B21-3/8
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 25 Chain
  • 21 Teeth
  • 3/8" Bore
  • 3/32 in x 3/64 in Keyway

features

  • Quality design
  • Superior fatigue resistance
  • Long operational life
  • 10-32 setscrews

compliances

  • 0
Finished Bore 3/8 in
Inch/Metric Inch
Hub Dia. 1 5/32 in
No. of Strands Across 1
Chain Pitch 0.25 in
Hardened Teeth Without Hardened Teeth
Chain No. 25
No. of Teeth 21
Pitch Diameter 1.598 in
Width Across Teeth 0.11 in
Outside Dia. 1.809 in
Length Through Bore 0.5 in
Sprocket Style B
Material Steel
Keyway 3/32 x 3/64
Hub Projection 0.39 in
Weight 0.267 LB
EAN or UPC 781711456705
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison