50JA12H

No. 50 - 5/8" Pitch - Single - QD Bushed Sprocket

Item #100804224

2.708 in Outside Diameter

JA Bushing Series

+ Show More

Auto Replenish

each One-time purchase

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

Tooth Width	0.343 in
Inch/Metric	Inch
Hub OD @ Recess	1.825 in
Material	Steel
Single Strand Tooth Thickness	0.343 in
Type	B
Bushing Series	JA
Bushing Bore [Max]	1 1/4 in
Hub Recess Depth	0.0875 in
Sprocket Style	B
Bushing Type	QD
Hub Length	0.28 in
Hardened Teeth	With Hardened Teeth
Hub Recess Width	0.165 in
Width Across Teeth	0.343 in
Caliper Diameter	2.0148 in
Bore Type	Bushed
Overall Length Less Threads	N/A
Outside Dia. [Min]	2.7080 in
Overall Length	5/8 in
Pitch Diameter	2.415 in
Martin No.	50JA12H
No. of Teeth	12
Chain No.	50
Hub Projection	0.28 in
No. of Strands Across	1
Chain Pitch	5/8 in
Hub Dia.	2 in
Bushing Bore [Min]	1/2 in
Screw Size	#10-24 UNC
Outside Dia.	2.7080 in
Length Through Bore	5/8 in
Weight	0.34 LB
EAN or UPC	697950041735