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
To be run with (2) separate single row chains
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
Bushing Type
Taper Lock
Bore Type
Bushed
Pitch Diameter
6.39 in
Length Through Bore
2.188 in
O.D.
6.914 in
Single Strand Tooth Thickness
0.575 in
Inch/Metric
Inch
No. of Teeth
20
Type
A-Double Single
Bushing Bore Size [Max]
3 in
Construction Internal
Solid
Hardened Teeth
With Hardened Teeth
Bushing Bore [Max]
3 in
Caliper Diameter
5.77 in
Outside Dia. [Min]
6.91 in
Sprocket Style
A
Overall Length
2.1875 in
Chain Pitch
1.000 in
Bore Size [Min]
0.938 in
No. of Strands Across
Double Single
Hub Dia.
5.281 in
Material Internal Use
Carbon Steel
Tooth Width
0.575 in
Bushing Series
3020
Width Across Teeth
2.19 in
Chain Sprocket Pitch
1 in
No. of Teeth Rows Strands
2
Chain No.
80
Bushing Bore Size [Min]
0.938 in
Bushing Bore [Min]
0.938 in
Chain Sprocket Number
80
Outside Dia.
6.914 in
Material
Steel
Overall Length Less Threads
N/A
Bore Size [Max]
3 in
Material External Use
Steel
Pitch Dia.
6.393 in
Weight
8.67 LB
EAN or UPC
697950030067
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