Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS31 7/8

Finished Bore Sprocket
Item #100807239
  • 40 Chain Number
  • 1 Strand
  • 31 Teeth
  • 5.217 in Outside Diameter
  • 0.875 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
  • 31 Teeth
  • 5.217 in Outside Diameter
  • 0.875 in Finished Bore

features

  • ANSI 100 chain
  • 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
Keyway w/Keyway & Set Screw
Hub Length Thru 0.716 in
Chain No. 40
Pitch Diameter 4.9423 in
Hub Dia. 3 1/4 in
Bore Type Bored to Size
Caliper Diameter 4.624 in
Width Across Teeth 0.284 in
No. of Teeth 31
Outside Dia. [Min] 5.217 in
Inch/Metric Inch
Finished Bore 7/8 in
Outside Dia. 5.217 in
Material Steel
Hardened Teeth Without Hardened Teeth
Hub Projection 0.72 in
Chain Pitch 0.5 in
No. of Screws 2
Single Strand Tooth Thickness 0.284 in
Sprocket Style B
Keyway Size 3/16 x 3/32
Length Through Bore 1 in
Pitch Diameter [Min] 4.9423 in
No. of Strands Across 1
Set Screw Size 1/4-20 x 1/4
Weight 3.1 LB
EAN or UPC 697950300696
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison