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Martin40BS57 1 1/2

40BS57 1 1/2

Finished Bore Sprocket
Item #100807450
  • 40 Chain Number
  • 1 Strand
  • 57 Teeth
  • 9.363 in Outside Diameter
  • 1.5 in Finished Bore
  • Without Hardened Teeth
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Martin40BS57 1 1/2
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    Shipment Options
  • 40 Chain Number
  • 1 Strand
  • 57 Teeth
  • 9.363 in Outside Diameter
  • 1.5 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
Finished Bore 1 1/2 in
Pitch Diameter 9.0764 in
Sprocket Style B
No. of Teeth 57
Keyway w/Keyway & Set Screw
Outside Dia. 9.363 in
Chain Pitch 0.5 in
Hub Dia. 3 1/2 in
Hardened Teeth Without Hardened Teeth
Outside Dia. [Min] 9.363 in
No. of Strands Across 1
Keyway Size 3/8 x 3/16
Length Through Bore 1.125 in
No. of Screws 2
Width Across Teeth 0.284 in
Set Screw Size 3/8-16 x 3/8
Inch/Metric Inch
Caliper Diameter 8.761 in
Chain No. 40
Bore Type Bored to Size
Hub Projection 0.84 in
Hub Length Thru 0.841 in
Single Strand Tooth Thickness 0.284 in
Pitch Diameter [Min] 9.0764 in
Material Steel
Weight 7.02 LB
EAN or UPC 697950302485
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