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
Hardened Teeth
With Hardened Teeth
Caliper Diameter
6.8137 in
Hub Dia.
6.062 in
Bore Size [Min]
0.875 in
Screw Size
1/2-13 NC
Hub O.D.
6 in
Outside Dia.
8.441 in
Length Through Bore
1.625 in
Type
B
Martin No.
120E16H
Overall Length Less Threads
N/A
Bushing Bore [Max]
3 1/2 in
Tooth Width
0.924 in
O.D.
8.441 in
Inch/Metric
Inch
Bushing Bore Size [Min]
0.875 in
Pitch Dia.
7.689 in
No. of Strands Across
1
Chain Pitch
1.500 in
Outside Dia. [Min]
8.4410 in
Width Across Teeth
0.924 in
Material Internal Use
Carbon Steel
Chain Sprocket Number
120
Hub Length
0.7 in
Single Strand Tooth Thickness
0.924 in
Bushing Bore Size [Max]
3.313 in
Material
Steel
Pitch Diameter
7.689 in
Material External Use
Steel
Sprocket Style
B
Bushing Bore [Min]
0.875 in
Bushing Type
QD
Bore Type
Bushed
No. of Teeth
16
Construction Internal
Solid
Hub Projection
0.7 in
Chain Sprocket Pitch
1.5 in
Overall Length
1 5/8 in
No. of Teeth Rows Strands
1
Bore Size [Max]
3.313 in
Chain No.
120
Bushing Series
E
Weight
11.16 LB
EAN or UPC
697950042527
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