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’ QD bushings
Stocked Heat Treat
Outside Dia.
9.844 in
Width Across Teeth
0.692 in
Bushing Type
QD
Bore Size [Min]
0.875 in
Hardened Teeth
With Hardened Teeth
Bushing Bore Size [Max]
3.313 in
Martin No.
100E23H
Length Through Bore
1.625 in
Chain Pitch
1.250 in
Bushing Bore [Min]
0.875 in
Type
B
Chain Sprocket Number
100
Tooth Width
0.692 in
Pitch Diameter
9.1799 in
Chain Sprocket Pitch
1.25 in
Construction Internal
Welded
No. of Strands Across
1
Hub Dia.
6 1/4 in
Outside Dia. [Min]
9.844 in
Material
Steel
Bore Size [Max]
3.313 in
Bushing Bore [Max]
3.5 in
Overall Length Less Threads
N/A
Hub O.D.
6.25 in
Bushing Series
E
Inch/Metric
Inch
Material Internal Use
Carbon Steel
Screw Size
1/2-13 NC
Hub Length
0.94 in
Single Strand Tooth Thickness
0.692 in
Chain No.
100
Pitch Dia.
9.18 in
No. of Teeth
23
Hub Projection
0.94 in
O.D.
9.844 in
Caliper Diameter
8.4085 in
Bushing Bore Size [Min]
0.875 in
Sprocket Style
B
Overall Length
1.625 in
Material External Use
Steel
No. of Teeth Rows Strands
1
Bore Type
Bushed
Weight
14.44 LB
EAN or UPC
697950042411
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