Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS56 1 1/4

Finished Bore Sprocket
Item #100807443
  • 40 Chain Number
  • 1 Strand
  • 56 Teeth
  • 9.203 in Outside Diameter
  • 1.25 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
Finished Bore Sprocket
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 Number
  • 1 Strand
  • 56 Teeth
  • 9.203 in Outside Diameter
  • 1.25 in Finished Bore

features

  • Bored to size
  • Tolerances meet or exceed ANSI standards
  • Manufactured of high carbon steel
  • Precise machining and processes ensure consistent finish and high quality
  • Bores are concentric to pitch line, minimizing run out

compliances

  • Conforms to ANSI B29.1-1975 standards
Inch/Metric Inch
Outside Dia. [Min] 9.203 in
Width Across Teeth 0.284 in
Hardened Teeth Without Hardened Teeth
Hub Length Thru 0.841 in
No. of Strands Across 1
Keyway Size 1/4 x 1/8
Finished Bore 1 1/4 in
Material Steel
Chain No. 40
Pitch Diameter [Min] 8.9174 in
Outside Dia. 9.203 in
Pitch Diameter 8.9174 in
Set Screw Size 5/16-18 X 5/16
Sprocket Style B
Caliper Diameter 8.6054 in
No. of Teeth 56
Chain Pitch 0.5 in
Hub Projection 0.84 in
Hub Dia. 3 1/2 in
Length Through Bore 1.125 in
Bore Type Bored to Size
Single Strand Tooth Thickness 0.284 in
No. of Screws 2
Keyway w/Keyway & Set Screw
Weight 6.89 LB
EAN or UPC 697950302423
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison