Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ split-taper bushings
Outside Dia. [Min]
6.914 in
Hub Projection
1.19 in
Material
Steel
No. of Strands Across
1
Tooth Width
0.575 in
Hub Length
1.19 in
Material External Use
Steel
Bushing Bore Size [Min]
0.75 in
O.D.
6.914 in
Hub O.D.
4.203 in
Construction Internal
Welded
Key Way Size
0.5 in
Chain Pitch
1.000 in
Bushing Bore [Max]
2.6875 in
No. of Teeth
20
Material Internal Use
Carbon Steel
Width Across Teeth
0.575 in
Single Strand Tooth Thickness
0.575 in
Pitch Diameter
6.3925 in
Chain Sprocket Number
80
Overall Length Less Threads
N/A
Type
4
Outside Dia.
6.914 in
Bore Type
Bushed
Sprocket Style
B
Hub Dia.
4 1/4 in
Chain No.
80
Bushing Bore [Min]
0.75 in
Caliper Diameter
5.7675 in
Pitch Dia.
6.393 in
Bushing Type
Split Taper
Bushing Bore Size [Max]
2.688 in
Bore Size [Min]
0.75 in
Keyway
w/Keyway
Chain Sprocket Pitch
1 in
Inch/Metric
Inch
Length Through Bore
1.75 in
Hardened Teeth
With Hardened Teeth
Bushing Series
Q1
Overall Length
2.78125 in
Keyway Size
0.5 in
Bore Size [Max]
2.688 in
No. of Teeth Rows Strands
1
Weight
6.31 LB
EAN or UPC
697950124438
We're here for you
with Service Centers across the country - We have your back
Find a Service Center
