120E17H

Single Strand Sprocket; 120 Chain Size; 17 Teeth; Requires E QD Bushing

Item #100803754

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US Tsubaki Inc. 120E17H

Single Strand Sprocket; 120 Chain Size; 17 Teeth; Requires E QD Bushing

Item #105102349

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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

Bore Size [Min]	0.875 in
Bushing Type	QD
Material External Use	Steel
Tooth Width	0.924 in
Chain No.	120
Overall Length	1 5/8 in
Bore Size [Max]	3.313 in
Material Internal Use	Carbon Steel
Material	Steel
Construction Internal	Solid
Outside Dia.	8.924 in
Bushing Bore [Max]	3 1/2 in
Inch/Metric	Inch
Length Through Bore	1.625 in
Chain Pitch	1.500 in
Pitch Diameter	8.163 in
Bushing Bore [Min]	0.875 in
Single Strand Tooth Thickness	0.924 in
No. of Teeth	17
Outside Dia. [Min]	8.9240 in
Chain Sprocket Number	120
Bushing Series	E
Type	B
Hub Length	0.7 in
Bore Type	Bushed
Hardened Teeth	With Hardened Teeth
Martin No.	120E17H
Bushing Bore Size [Max]	3.313 in
Hub Projection	0.7 in
Caliper Diameter	7.2535 in
Sprocket Style	B
No. of Teeth Rows Strands	1
Pitch Dia.	8.163 in
O.D.	8.924 in
Chain Sprocket Pitch	1.5 in
Hub Dia.	6 1/4 in
Hub O.D.	6 in
Overall Length Less Threads	N/A
No. of Strands Across	1
Bushing Bore Size [Min]	0.875 in
Width Across Teeth	0.924 in
Screw Size	1/2-13 NC
Weight	13.08 LB
EAN or UPC	697950042534