Skip to content Skip to navigation menu
Finished Bore Sprocket

80BS21 1 7/16

Finished Bore Sprocket
Item #100809786
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.4375 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
Finished Bore Sprocket
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 80 Chain Number
  • 1 Strand
  • 21 Teeth
  • 7.235 in Outside Diameter
  • 1.4375 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
Keyway w/Keyway & Set Screw
Outside Dia. [Min] 7.235 in
No. of Teeth 21
Caliper Diameter 6.0657 in
Pitch Diameter [Min] 6.7095 in
Hub Dia. 4 1/4 in
No. of Strands Across 1
Chain No. 80
Hardened Teeth Without Hardened Teeth
Outside Dia. 7.235 in
Hub Projection 1.17 in
Hub Length Thru 1.175 in
Chain Pitch 1 in
Keyway Size 3/8 x 3/16
No. of Screws 2
Single Strand Tooth Thickness 0.575 in
Bore Type Bored to Size
Material Steel
Finished Bore 1 7/16 in
Sprocket Style B
Length Through Bore 1.75 in
Pitch Diameter 6.7095 in
Set Screw Size 3/8-16 x 3/8
Inch/Metric Inch
Width Across Teeth 0.575 in
Weight 9.38 LB
EAN or UPC 697950310619
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison