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
Tooth Width
1.156 in
Material Internal Use
Carbon Steel
Pitch Dia.
13.419 in
Sprocket Style
B
Length Through Bore
2.5 in
Type
B
Single Strand Tooth Thickness
1.156 in
Hardened Teeth
With Hardened Teeth
Bushing Series
F
Martin No.
160F21H
Overall Length
2.5 in
No. of Teeth
21
Chain Sprocket Pitch
2 in
Hub Projection
1.38 in
O.D.
14.469 in
Caliper Diameter
12.3565 in
Construction Internal
Welded
Chain Pitch
2.000 in
Bushing Bore Size [Max]
4 in
Bore Type
Bushed
Hub Dia.
7 in
Overall Length Less Threads
N/A
No. of Strands Across
1
Hub O.D.
7 in
Pitch Diameter
13.419 in
No. of Teeth Rows Strands
1
Material
Steel
Inch/Metric
Inch
Outside Dia.
14.469 in
Material External Use
Steel
Hub Length
1.38 in
Bore Size [Min]
1 in
Bore Size [Max]
4 in
Chain Sprocket Number
160
Outside Dia. [Min]
14.469 in
Bushing Bore [Min]
1 in
Bushing Bore [Max]
4 in
Bushing Bore Size [Min]
1 in
Chain No.
160
Screw Size
9/16-12 NC
Bushing Type
QD
Width Across Teeth
1.156 in
Weight
47.18 LB
EAN or UPC
697950042916
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