120E18H

Single Strand Sprocket; 120 Chain Size; 18 Teeth; Requires E QD Bushing

Item #100803756

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US Tsubaki Inc. 120E18H

Single Strand Sprocket; 120 Chain Size; 18 Teeth; Requires E QD Bushing

Item #105102421

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Product Details

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.

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

Specifications

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