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
Chain Sprocket Number
80
Pitch Diameter
6.3925 in
Bushing Bore [Min]
0.75 in
No. of Teeth
20
Bushing Bore [Max]
2.6875 in
Tooth Width
0.575 in
Hub Projection
1.19 in
Chain No.
80
Hardened Teeth
With Hardened Teeth
Bushing Series
Q1
Material Internal Use
Carbon Steel
Type
4
Bushing Bore Size [Min]
0.75 in
Hub Dia.
4 1/4 in
Pitch Dia.
6.393 in
Overall Length Less Threads
N/A
No. of Teeth Rows Strands
1
Width Across Teeth
0.575 in
Single Strand Tooth Thickness
0.575 in
Bore Size [Max]
2.688 in
Bore Size [Min]
0.75 in
Hub O.D.
4.203 in
Overall Length
2.78125 in
Inch/Metric
Inch
Outside Dia.
6.914 in
Chain Sprocket Pitch
1 in
Bore Type
Bushed
No. of Strands Across
1
Construction Internal
Welded
Material External Use
Steel
O.D.
6.914 in
Bushing Bore Size [Max]
2.688 in
Sprocket Style
B
Outside Dia. [Min]
6.914 in
Material
Steel
Length Through Bore
1.75 in
Chain Pitch
1.000 in
Bushing Type
Split Taper
Keyway
w/Keyway
Hub Length
1.19 in
Key Way Size
0.5 in
Caliper Diameter
5.7675 in
Keyway Size
0.5 in
Weight
6.31 LB
EAN or UPC
697950124438
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