Skip to content Skip to navigation menu
Martin40BS51 3/4

40BS51 3/4

Finished Bore Sprocket
Item #100807406
  • 40 Chain Number
  • 1 Strand
  • 51 Teeth
  • 8.407 in Outside Diameter
  • 0.75 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
Martin40BS51 3/4
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
  • 51 Teeth
  • 8.407 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
Chain Pitch 0.5 in
Hardened Teeth Without Hardened Teeth
No. of Teeth 51
Pitch Diameter [Min] 8.122 in
Sprocket Style B
No. of Screws 2
Inch/Metric Inch
No. of Strands Across 1
Length Through Bore 1.125 in
Set Screw Size 1/4-20 x 1/4
Finished Bore 3/4 in
Outside Dia. [Min] 8.407 in
Keyway Size 3/16 x 3/32
Hub Dia. 3 1/2 in
Outside Dia. 8.407 in
Hub Length Thru 0.841 in
Material Steel
Single Strand Tooth Thickness 0.284 in
Chain No. 40
Caliper Diameter 7.8061 in
Pitch Diameter 8.122 in
Width Across Teeth 0.284 in
Bore Type Bored to Size
Keyway w/Keyway & Set Screw
Hub Projection 0.84 in
Weight 6.08 LB
EAN or UPC 697950302010
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison