Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS31 3/4

Finished Bore Sprocket
Item #100807237
  • 40 Chain Number
  • 1 Strand
  • 31 Teeth
  • 5.217 in Outside Diameter
  • 0.75 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
  • 0.75 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
Pitch Diameter 4.9423 in
No. of Screws 2
Hub O.D. 3.25 in
Pitch Dia. 4.942 in
O.D. 5.217 in
Inch/Metric Inch
Chain Pitch 0.500 in
Sprocket Style B
Material External Use Steel
Keyway Size 3/16 x 3/32 in
Set Screw Size 1/4-20 UNC
Caliper Diameter 4.624 in
Key Way Size 3/16 X 3/32 in
No. of Teeth 31
Set Screw Location (1) Over Keyway and (1) At 90°
Outside Dia. [Min] 5.217 in
Hub Length Thru 0.716 in
Chain No. 40
Finished Bore 0.750 in - 3/4 in
Hub Dia. 3 1/4 in
Hardened Teeth Without Hardened Teeth
Pitch Diameter [Min] 4.9423 in
Construction Internal Welded
No. of Strands Across 1
Chain Sprocket Pitch 0.5 in
Length Through Bore 1 in
Material Steel
Bore Type Finished Bore
Width Across Teeth 0.284 in
Finished Bore Size 0.75 in
Keyway w/Keyway & Set Screw
No. of Teeth Rows Strands 1
Material Internal Use Carbon Steel
Hub Projection 0.72 in
Single Strand Tooth Thickness 0.284 in
Outside Dia. 5.217 in
Chain Sprocket Number 40
Weight 3.1 LB
EAN or UPC 697950299778
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison