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
Bushing Bore Size [Max]
2 in
Type
B
Bushing Series
SDS
Chain Sprocket Pitch
1.25 in
Outside Dia.
5.415 in
Hub Length
0.06 in
Material External Use
Steel
Bushing Bore Size [Min]
0.5 in
Bushing Bore [Min]
0.5 in
Pitch Dia.
4.83 in
Hub Dia.
3 1/4 in
Length Through Bore
0.75 in
Hub Projection
0.06 in
Bushing Bore [Max]
2 in
Chain No.
100
Outside Dia. [Min]
5.4150 in
Pitch Diameter
4.830 in
Tooth Width
0.692 in
Width Across Teeth
0.692 in
Screw Size
1/4-20 NC
Caliper Diameter
4.0796 in
Overall Length
3/4 in
No. of Teeth
12
Single Strand Tooth Thickness
0.692 in
Hardened Teeth
With Hardened Teeth
Inch/Metric
Inch
Bushing Type
QD
Bore Type
Bushed
Chain Sprocket Number
100
Construction Internal
Solid
Chain Pitch
1.250 in
Material
Steel
O.D.
5.415 in
Overall Length Less Threads
N/A
No. of Strands Across
1
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Hub O.D.
3.25 in
Sprocket Style
B
Martin No.
100SDS12H
Bore Size [Min]
0.5 in
Bore Size [Max]
2 in
Weight
2.46 LB
EAN or UPC
697950042305
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