Skip to content Skip to navigation menu
This part may be obsolete or discontinued.
There may be limited quantities still available for purchase. Contact us for availability. Please contact your local service center for alternative options.
Boston Gear40B28-1 1/4

40B28-1 1/4

Finished Bore Sprocket
Item #101818976
  • 40 Chain, 28 Tooth, 1.25 in Bore, With Keyway and Setscrew
Boston Gear40B28-1 1/4
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
  • 40 Chain, 28 Tooth, 1.25 in Bore, With Keyway and Setscrew

features

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

compliances

  • 0
No. of Strands Across 1
Pitch Diameter 4.466 in
Material Steel
Outside Dia. 4.738 in
Width Across Teeth 0.284 in
Chain Pitch 0.500 in
Length Through Bore 1 in
Hub Dia. 3 1/4 in
Inch/Metric Inch
Sprocket Style B
Keyway w/Keyway & Set Screw
No. of Teeth 28
Hardened Teeth Without Hardened Teeth
Hub Length Thru 0.716 in
Chain No. 40
Finished Bore 1.250 in - 1 1/4 in
Weight 2.758 LB
EAN or UPC 781711683149
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison