Skip to content Skip to navigation menu
No. 80 - 1" Pitch - Single - Bored to Size Sprocket

80BS12 1 3/4

No. 80 - 1" Pitch - Single - Bored to Size Sprocket
Item #100809584
  • 80 Chain Number
  • 1 Strand
  • 12 Teeth
  • 4.332 in Outside Diameter
  • 1.75 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
No. 80 - 1" Pitch - Single - Bored to Size 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
  • 12 Teeth
  • 4.332 in Outside Diameter
  • 1.75 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Hub Length Thru 1.05 in
Single Strand Tooth Thickness 0.575 in
Caliper Diameter 3.2387 in
Hub Dia. 3 1/8 in
Hub OD @ Recess 2.69 in
Hub Recess Depth 0.22 in
Material Steel
Martin No. 80BS12
Chain Pitch 1 in
Hub Recess Width 0.38 in
No. of Screws 1
Pitch Diameter [Min] 3.864 in
Width Across Teeth 0.575 in
Bore Type Bored to Size
No. of Teeth 12
Set Screw Size 3/8-16 x 3/8
Length Through Bore 1 5/8 in
Hub Projection 1.05 in
No. of Strands Across 1
Keyway w/Keyway & Set Screw
Chain No. 80
Sprocket Style B
Outside Dia. [Min] 4.3320 in
Finished Bore 1 3/4 in
Hardened Teeth Without Hardened Teeth
Outside Dia. 4.3320 in
Inch/Metric Inch
Pitch Diameter 3.864 in
Keyway Size 3/8 x 3/16
Weight 2.51 LB
EAN or UPC 697950019659
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison