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
Material
Steel
Bushing Bore Size [Max]
4.5 in
O.D.
18.95 in
Hub Projection
2.06 in
Bore Size [Min]
1.25 in
Hub Dia.
7 3/4 in
Chain No.
160
Screw Size
5/8-11 UNC
Single Strand Tooth Thickness
1.156 in
Bushing Bore Size [Min]
1.25 in
Martin No.
160J28H
Tooth Width
1.156 in
Bushing Type
QD
Overall Length
3.1875 in
Inch/Metric
Inch
Bushing Series
J
Pitch Diameter
17.8628 in
No. of Teeth
28
No. of Strands Across
1
Outside Dia.
18.95 in
Bore Size [Max]
4.5 in
Overall Length Less Threads
N/A
Bushing Bore [Max]
4.5 in
Chain Pitch
2.000 in
Chain Sprocket Number
160
Width Across Teeth
1.156 in
Bushing Bore [Min]
1.25 in
Chain Sprocket Pitch
2 in
Hub Length
2.06 in
Caliper Diameter
16.8378 in
Material External Use
Steel
Type
C
Hub O.D.
7.75 in
Sprocket Style
B
Length Through Bore
3.188 in
Bore Type
Bushed
Outside Dia. [Min]
18.95 in
Construction Internal
Welded
Pitch Dia.
17.863 in
No. of Teeth Rows Strands
1
Hardened Teeth
With Hardened Teeth
Material Internal Use
Carbon Steel
Weight
86.32 LB
EAN or UPC
697950042978
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