Single Strand Sprocket; 120 Chain Size; 18 Teeth; Requires E QD Bushing
Item #105102421
each
Single Strand Sprocket
120 Chain Size
18 Teeth
Requires QD E Bushing
With Hardened Teeth
description
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
Single Strand Tooth Thickness
0.924 in
Bore Size [Max]
3.313 in
Bushing Bore [Min]
0.875 in
Caliper Diameter
7.7632 in
Chain No.
120
Construction Internal
Solid
Pitch Dia.
8.638 in
Hub Projection
0.7 in
Hub O.D.
6 in
Chain Sprocket Pitch
1.5 in
Chain Sprocket Number
120
Material External Use
Steel
Type
B
Bore Size [Min]
0.875 in
No. of Teeth
18
Hardened Teeth
With Hardened Teeth
Hub Length
0.7 in
No. of Teeth Rows Strands
1
Bushing Bore Size [Min]
0.875 in
Overall Length
1 5/8 in
Bushing Bore [Max]
3 1/2 in
Inch/Metric
Inch
Bushing Series
E
Bushing Bore Size [Max]
3.313 in
Width Across Teeth
0.924 in
No. of Strands Across
1
Material Internal Use
Carbon Steel
Chain Pitch
1.500 in
Bore Type
Bushed
Pitch Diameter
8.638 in
Material
Steel
Tooth Width
0.924 in
Hub Dia.
6 1/4 in
Length Through Bore
1.625 in
Bushing Type
QD
Outside Dia.
9.407 in
Screw Size
1/2-13 NC
Sprocket Style
B
Outside Dia. [Min]
9.4070 in
O.D.
9.407 in
Martin No.
120E18H
Overall Length Less Threads
N/A
Weight
15.0 LB
EAN or UPC
697950042541
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