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Finished Bore Sprocket

40BS27 1 1/8

Finished Bore Sprocket
Item #100807182
  • 40 Chain Number
  • 1 Strand
  • 27 Teeth
  • 4.578 in Outside Diameter
  • 1.125 in Finished Bore
  • Without Hardened Teeth
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Finished Bore Sprocket
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    Shipment Options
  • 40 Chain Number
  • 1 Strand
  • 27 Teeth
  • 4.578 in Outside Diameter
  • 1.125 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
Hub Length Thru 0.716 in
Outside Dia. [Min] 4.578 in
Single Strand Tooth Thickness 0.284 in
Pitch Dia. 4.307 in
O.D. 4.578 in
Keyway w/Keyway & Set Screw
Construction Internal Solid
Pitch Diameter 4.3069 in
Chain Pitch 0.500 in
Chain Sprocket Pitch 0.5 in
Key Way Size 1/4 X 1/8 in
Caliper Diameter 3.9876 in
Material Internal Use Atomized Metals
Finished Bore 1.125 in - 1 1/8 in
No. of Screws 2
Hardened Teeth Without Hardened Teeth
Width Across Teeth 0.284 in
No. of Teeth Rows Strands 1
Material External Use Steel
Material Steel
Chain No. 40
Sprocket Style B
Length Through Bore 1 in
Bore Type Finished Bore
Chain Sprocket Number 40
Keyway Size 1/4 x 1/8 in
Set Screw Size 5/16-18 UNC
Finished Bore Size 1.125 in
Hub Projection 0.72 in
Hub O.D. 3.25 in
Pitch Diameter [Min] 4.3069 in
Inch/Metric Inch
Set Screw Location (1) Over Keyway and (1) At 90°
No. of Strands Across 1
No. of Teeth 27
Hub Dia. 3 1/4 in
Outside Dia. 4.578 in
Weight 2.66 LB
EAN or UPC 697950299600
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