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
Tooth Width
0.692 in
Bushing Bore Size [Min]
0.938 in
Pitch Diameter
8.39 in
No. of Teeth
21
Bushing Bore Size [Max]
3 in
Hardened Teeth
With Hardened Teeth
Bore Size [Max]
3 in
Caliper Diameter
7.61 in
Hub Dia.
7 in
Material External Use
Steel
Chain Pitch
1.250 in
Bore Size [Min]
0.938 in
Outside Dia.
9.043 in
Length Through Bore
2.688 in
Bushing Bore [Max]
3 in
Overall Length Less Threads
N/A
Bushing Type
Taper Lock
Bushing Series
3020
O.D.
9.043 in
Bore Type
Bushed
Chain Sprocket Pitch
1.25 in
Material
Steel
No. of Strands Across
Double Single
Sprocket Style
A
Single Strand Tooth Thickness
0.692 in
Overall Length
2.6875 in
Construction Internal
Solid
Chain Sprocket Number
100
Width Across Teeth
2.69 in
Type
A-Double Single
Bushing Bore [Min]
0.938 in
Material Internal Use
Carbon Steel
Inch/Metric
Inch
Chain No.
100
No. of Teeth Rows Strands
2
Outside Dia. [Min]
9.04 in
Pitch Dia.
8.387 in
Weight
24.46 LB
EAN or UPC
697950030241
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