120SF15H

Single Strand Sprocket; 120 Chain Size; 15 Teeth; Requires SF QD Bushing

Item #100803794

Auto Replenish

each One-time purchase

Alternate Products

US Tsubaki Inc. 120SF15H

Single Strand Sprocket; 120 Chain Size; 15 Teeth; Requires SF QD Bushing

Item #105090867

each

Compare

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

Bushing Series	SF
Martin No.	120SF15H
Construction Internal	Solid
Outside Dia.	7.957 in
Screw Size	5/16-18 NC
Hub Dia.	4 3/4 in
Bore Size [Max]	2.938 in
Outside Dia. [Min]	7.9570 in
Tooth Width	0.924 in
Overall Length	1 1/4 in
Material	Steel
Width Across Teeth	0.924 in
Bushing Bore [Max]	2 15/16 in
No. of Teeth	15
Hardened Teeth	With Hardened Teeth
Chain Pitch	1.500 in
Bore Size [Min]	0.5 in
Bushing Bore Size [Min]	0.5 in
Bore Type	Bushed
Chain Sprocket Pitch	1.5 in
Caliper Diameter	6.3001 in
Length Through Bore	1.25 in
O.D.	7.957 in
Bushing Type	QD
Type	B
Pitch Dia.	7.215 in
Single Strand Tooth Thickness	0.924 in
No. of Teeth Rows Strands	1
Overall Length Less Threads	N/A
Bushing Bore [Min]	0.5 in
Sprocket Style	B
Material Internal Use	Carbon Steel
Hub O.D.	4.75 in
No. of Strands Across	1
Bushing Bore Size [Max]	2.938 in
Hub Projection	0.33 in
Chain No.	120
Hub Length	0.33 in
Inch/Metric	Inch
Chain Sprocket Number	120
Material External Use	Steel
Pitch Diameter	7.215 in
Weight	8.54 LB
EAN or UPC	697950042510