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

40BS12 1/2

No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100806930
  • 40 Chain Number
  • 1 Strand
  • 12 Teeth
  • 2.166 in Outside Diameter
  • 0.5 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
  • 12 Teeth
  • 2.166 in Outside Diameter
  • 0.5 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
No. of Strands Across 1
Hardened Teeth Without Hardened Teeth
Pitch Diameter [Min] 1.932 in
Caliper Diameter 1.6199 in
Finished Bore 1/2 in
Chain No. 40
Martin No. 40BS12
Set Screw Size 1/4-20 x 1/4
Single Strand Tooth Thickness 0.284 in
Outside Dia. [Min] 2.1660 in
Bore Type Bored to Size
Material Steel
Outside Dia. 2.1660 in
Chain Pitch 1/2 in
No. of Screws 2
Pitch Diameter 1.932 in
Sprocket Style B
Inch/Metric Inch
Keyway w/Keyway & Setscrew
Length Through Bore 7/8 in
Hub Length Thru 0.591 in
Hub Dia. 1.591 in
Hub Projection 0.94 in
No. of Teeth 12
Width Across Teeth 0.284 in
Weight 0.37 LB
EAN or UPC 697950003689
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison