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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 Gear40B30-1 1/4

40B30-1 1/4

Finished Bore Sprocket
Item #101818443
  • 40 Chain, 30 Tooth, 1.25 in Bore, With Keyway and Setscrew
Boston Gear40B30-1 1/4
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    Shipment Options
  • 40 Chain, 30 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
Width Across Teeth 0.284 in
Length Through Bore 1 in
Hub Length Thru 0.716 in
Inch/Metric Inch
No. of Teeth 30
Pitch Diameter 4.783 in
Chain Pitch 0.500 in
Hardened Teeth Without Hardened Teeth
No. of Strands Across 1
Sprocket Style B
Finished Bore 1.250 in - 1 1/4 in
Material Steel
Chain No. 40
Outside Dia. 5.057 in
Keyway w/Keyway & Set Screw
Hub Dia. 3 1/4 in
Weight 2.943 LB
EAN or UPC 781711683309
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