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
Screw Size
1/2-13 NC
No. of Teeth Rows Strands
1
Outside Dia. [Min]
7.8390 in
Tooth Width
0.692 in
Construction Internal
Solid
Chain No.
100
Chain Sprocket Number
100
Bore Size [Min]
0.875 in
Bushing Bore [Max]
3 1/2 in
Length Through Bore
1.625 in
Single Strand Tooth Thickness
0.692 in
Hub O.D.
6.25 in
Bore Size [Max]
3.313 in
Bushing Series
E
Type
B
No. of Teeth
18
O.D.
7.839 in
Material External Use
Steel
Material
Steel
Bore Type
Bushed
Pitch Dia.
7.199 in
Overall Length
1 5/8 in
Hub Dia.
6.24 in
Outside Dia.
7.839 in
Hub Projection
0.94 in
Bushing Type
QD
Width Across Teeth
0.692 in
No. of Strands Across
1
Bushing Bore Size [Min]
0.875 in
Martin No.
100E18H
Sprocket Style
B
Hub Length
0.94 in
Caliper Diameter
6.4485 in
Chain Sprocket Pitch
1.25 in
Material Internal Use
Carbon Steel
Bushing Bore [Min]
0.875 in
Bushing Bore Size [Max]
3.313 in
Hardened Teeth
With Hardened Teeth
Pitch Diameter
7.199 in
Chain Pitch
1.250 in
Overall Length Less Threads
N/A
Inch/Metric
Inch
Weight
8.88 LB
EAN or UPC
697950042367
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