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
Hardened teeth sprockets afford longer chain and sprocket life
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’ QD bushings
Stocked Heat Treat
Chain Pitch
1.250 in
Bushing Bore [Max]
3 1/2 in
Bushing Type
QD
Tooth Width
0.692 in
Hub Dia.
6 1/4 in
Type
B
Pitch Dia.
8.783 in
Material
Steel
Outside Dia. [Min]
9.4440 in
Hub Projection
0.94 in
Hub O.D.
6.25 in
Bore Size [Max]
3.313 in
Width Across Teeth
0.692 in
Material External Use
Steel
Caliper Diameter
8.0333 in
Bushing Bore Size [Max]
3.313 in
Construction Internal
Welded
Length Through Bore
1.625 in
Bushing Bore [Min]
0.875 in
Chain Sprocket Pitch
1.25 in
Material Internal Use
Carbon Steel
Chain Sprocket Number
100
Martin No.
100E22H
Chain No.
100
Hub Length
0.94 in
Bushing Series
E
Screw Size
1/2-13 NC
Overall Length
1 5/8 in
Bushing Bore Size [Min]
0.875 in
Pitch Diameter
8.783 in
No. of Teeth
22
Inch/Metric
Inch
Sprocket Style
B
Overall Length Less Threads
N/A
No. of Teeth Rows Strands
1
No. of Strands Across
1
O.D.
9.444 in
Bore Size [Min]
0.875 in
Outside Dia.
9.444 in
Single Strand Tooth Thickness
0.692 in
Hardened Teeth
With Hardened Teeth
Bore Type
Bushed
Weight
13.72 LB
EAN or UPC
697950042404
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