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 Sprocket Number
60
Length Through Bore
0.75 in
Overall Length Less Threads
N/A
O.D.
4.703 in
Martin No.
60SDS18H
Material External Use
Steel
Hub Dia.
3 1/4 in
Bushing Type
QD
Overall Length
3/4 in
Bushing Bore Size [Min]
0.5 in
Pitch Diameter
4.319 in
Bore Size [Max]
2 in
Width Across Teeth
0.459 in
Construction Internal
Solid
Bore Size [Min]
0.5 in
Hardened Teeth
With Hardened Teeth
Caliper Diameter
3.8501 in
Hub O.D.
3.25 in
Hub Length
0.3 in
Tooth Width
0.459 in
Single Strand Tooth Thickness
0.459 in
Material
Steel
No. of Teeth Rows Strands
1
No. of Strands Across
1
No. of Teeth
18
Material Internal Use
Carbon Steel
Bushing Bore [Max]
2 in
Inch/Metric
Inch
Chain Pitch
0.750 in
Bore Type
Bushed
Screw Size
1/4-20 UNC
Hub Projection
0.3 in
Outside Dia.
4.703 in
Chain Sprocket Pitch
0.75 in
Bushing Bore Size [Max]
2 in
Sprocket Style
B
Bushing Bore [Min]
0.5 in
Bushing Series
SDS
Outside Dia. [Min]
4.7030 in
Pitch Dia.
4.319 in
Type
B
Chain No.
60
Weight
1.56 LB
EAN or UPC
697950041988
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