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No. 80 - 1" Pitch - Single - Bored to Size Sprocket

80BS21 1 1/4

No. 80 - 1" Pitch - Single - Bored to Size Sprocket
Item #100809780
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.25 in Finished Bore
  • Without Hardened Teeth
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No. 80 - 1" Pitch - Single - Bored to Size Sprocket
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    Shipment Options
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.25 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Set Screw Size 5/16-18 X 5/16
Chain No. 80
Bore Type Bored to Size
Outside Dia. [Min] 7.2350 in
Hub Dia. 4 1/4 in
Pitch Diameter 6.710 in
Single Strand Tooth Thickness 0.575 in
Hardened Teeth Without Hardened Teeth
Length Through Bore 1 3/4 in
Pitch Diameter [Min] 6.710 in
Keyway w/Keyway & Set Screw
Hub Projection 1.17 in
No. of Screws 2
No. of Strands Across 1
Caliper Diameter 6.0657 in
Sprocket Style B
Hub Length Thru 1.175 in
Keyway Size 1/4 x 1/8
Martin No. 80BS21
No. of Teeth 21
Finished Bore 1 1/4 in
Outside Dia. 7.2350 in
Material Steel
Width Across Teeth 0.575 in
Inch/Metric Inch
Chain Pitch 1 in
Weight 9.5 LB
EAN or UPC 697950310558
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