Skip to content Skip to navigation menu
No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket

40BS23 1 7/16

No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807111
  • 40 Chain Number
  • 1 Strand
  • 23 Teeth
  • 3.938 in Outside Diameter
  • 1.4375 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
No. 40 - 1/2" Pitch - Single - Bored to Size 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
  • 23 Teeth
  • 3.938 in Outside Diameter
  • 1.4375 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Inch/Metric Inch
No. of Teeth 23
Single Strand Tooth Thickness 0.284 in
Pitch Diameter [Min] 3.672 in
Pitch Diameter 3.672 in
No. of Screws 2
Outside Dia. [Min] 3.9380 in
Chain Pitch 1/2 in
Keyway w/Keyway & Set Screw
Hardened Teeth Without Hardened Teeth
Finished Bore 1 7/16 in
Hub Length Thru 0.716 in
No. of Strands Across 1
Sprocket Style B
Outside Dia. 3.9380 in
Length Through Bore 1 in
Material Steel
Chain No. 40
Set Screw Size 3/8-16 x 3/8
Keyway Size 3/8 x 3/16
Bore Type Bored to Size
Martin No. 40BS23
Hub Dia. 3 in
Width Across Teeth 0.284 in
Caliper Diameter 3.3514 in
Hub Projection 0.72 in
Weight 1.72 LB
EAN or UPC 697950005461
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison