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Martin40BS56 7/8

40BS56 7/8

Finished Bore Sprocket
Item #100807448
  • 40 Chain Number
  • 1 Strand
  • 56 Teeth
  • 9.203 in Outside Diameter
  • 0.875 in Finished Bore
  • Without Hardened Teeth
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Martin40BS56 7/8
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    Shipment Options
  • 40 Chain Number
  • 1 Strand
  • 56 Teeth
  • 9.203 in Outside Diameter
  • 0.875 in Finished Bore

features

  • 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
Keyway Size 3/16 x 3/32
Single Strand Tooth Thickness 0.284 in
No. of Teeth 56
Outside Dia. 9.203 in
Length Through Bore 1.125 in
Pitch Diameter 8.9174 in
Width Across Teeth 0.284 in
Hub Length Thru 0.841 in
Pitch Diameter [Min] 8.9174 in
Hub Dia. 3 1/2 in
Finished Bore 7/8 in
Material Steel
Inch/Metric Inch
Caliper Diameter 8.6054 in
Chain No. 40
Hardened Teeth Without Hardened Teeth
Set Screw Size 1/4-20 x 1/4
No. of Screws 2
Outside Dia. [Min] 9.203 in
Sprocket Style B
Bore Type Bored to Size
Hub Projection 0.84 in
No. of Strands Across 1
Keyway w/Keyway & Set Screw
Weight 6.89 LB
EAN or UPC 697950302461
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