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Martin40BS48 7/8

40BS48 7/8

Finished Bore Sprocket
Item #100807383
  • 40 Chain Number
  • 1 Strand
  • 48 Teeth
  • 7.929 in Outside Diameter
  • 0.875 in Finished Bore
  • Without Hardened Teeth
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Martin40BS48 7/8
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    Shipment Options
  • 40 Chain Number
  • 1 Strand
  • 48 Teeth
  • 7.929 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
No. of Teeth 48
Outside Dia. 7.929 in
Finished Bore 7/8 in
Hub Dia. 3 1/2 in
Inch/Metric Inch
Hardened Teeth Without Hardened Teeth
Pitch Diameter 7.6449 in
Hub Projection 0.84 in
Pitch Diameter [Min] 7.6449 in
Caliper Diameter 7.3329 in
No. of Screws 2
Material Steel
Single Strand Tooth Thickness 0.284 in
No. of Strands Across 1
Chain Pitch 0.5 in
Sprocket Style B
Outside Dia. [Min] 7.929 in
Keyway Size 3/16 x 3/32
Hub Length Thru 0.841 in
Length Through Bore 1.125 in
Set Screw Size 1/4-20 x 1/4
Keyway w/Keyway & Set Screw
Bore Type Bored to Size
Chain No. 40
Width Across Teeth 0.284 in
Weight 5.84 LB
EAN or UPC 697950301785
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