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Finished Bore Sprocket

80BS21 1 3/4

Finished Bore Sprocket
Item #100809783
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.75 in Finished Bore
  • Without Hardened Teeth
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Finished Bore Sprocket
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    Shipment Options
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.75 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 No. 80
Hardened Teeth Without Hardened Teeth
Sprocket Style B
Width Across Teeth 0.575 in
Caliper Diameter 6.0657 in
No. of Screws 2
No. of Strands Across 1
Outside Dia. [Min] 7.235 in
Hub Projection 1.17 in
No. of Teeth 21
Bore Type Bored to Size
Pitch Diameter [Min] 6.7095 in
Length Through Bore 1.75 in
Single Strand Tooth Thickness 0.575 in
Material Steel
Outside Dia. 7.235 in
Pitch Diameter 6.7095 in
Hub Length Thru 1.175 in
Set Screw Size 3/8-16 x 3/8
Inch/Metric Inch
Finished Bore 1 3/4 in
Chain Pitch 1 in
Hub Dia. 4 1/4 in
Keyway w/Keyway & Set Screw
Keyway Size 3/8 x 3/16
Weight 9.38 LB
EAN or UPC 697950310589
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