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

40BS23 1

No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807105
  • 40 Chain Number
  • 1 Strand
  • 23 Teeth
  • 3.938 in Outside Diameter
  • 1 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 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
No. of Teeth 23
Hardened Teeth Without Hardened Teeth
Chain Sprocket Number 40
Martin No. 40BS23
Inch/Metric Inch
Material Internal Use Atomized Metals
Key Way Size 1/4 X 1/8 in
No. of Strands Across 1
Keyway w/Keyway & Set Screw
Pitch Diameter [Min] 3.672 in
Construction Internal Solid
Hub Dia. 3 in
Hub Length Thru 0.716 in
Chain No. 40
Keyway Size 1/4 x 1/8 in
Bore Type Finished Bore
Chain Sprocket Pitch 0.5 in
Width Across Teeth 0.284 in
No. of Screws 2
Outside Dia. [Min] 3.9380 in
Chain Pitch 0.500 in
Single Strand Tooth Thickness 0.284 in
Material Steel
Sprocket Style B
Outside Dia. 3.9380 in
Caliper Diameter 3.3514 in
Length Through Bore 1 in
Material External Use Steel
Finished Bore Size 1 in
Finished Bore 1.000 in - 1 in
Hub Projection 0.72 in
Set Screw Location (1) Over Keyway and (1) At 90°
O.D. 3.938 in
Set Screw Size 5/16-18 UNC
Pitch Dia. 3.672 in
Pitch Diameter 3.672 in
Hub O.D. 3 in
No. of Teeth Rows Strands 1
Weight 1.94 LB
EAN or UPC 697950148892
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison