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
Construction Internal
Welded
Hub Projection
2.06 in
Caliper Diameter
18.1085 in
No. of Strands Across
1
Bore Type
Bushed
Bushing Bore [Max]
4 1/2 in
Length Through Bore
3.188 in
Material
Steel
Material External Use
Steel
Chain Sprocket Pitch
2 in
Single Strand Tooth Thickness
1.156 in
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Outside Dia.
20.229 in
Bushing Bore Size [Max]
4.5 in
Chain Sprocket Number
160
Hub Length
2.06 in
O.D.
20.229 in
Width Across Teeth
1.156 in
Outside Dia. [Min]
20.2290 in
Bushing Bore [Min]
1.25 in
Inch/Metric
Inch
No. of Teeth
30
Hub O.D.
7.75 in
Pitch Diameter
19.134 in
Sprocket Style
B
Martin No.
160J30H
Bushing Type
QD
Overall Length Less Threads
N/A
Hardened Teeth
With Hardened Teeth
Type
C
Overall Length
3 3/16 in
Bore Size [Max]
4.5 in
Bushing Bore Size [Min]
1.25 in
Screw Size
5/8-11 UNC
Tooth Width
1.156 in
Chain No.
160
Bushing Series
J
Chain Pitch
2.000 in
Bore Size [Min]
1.25 in
Pitch Dia.
19.134 in
Hub Dia.
7 3/4 in
Weight
103.98 LB
EAN or UPC
697950042985
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