50JA12

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

Item #100804223

2.708 in Outside Diameter

JA Bushing Series

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Product Details

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

Specifications

Length Through Bore	5/8 in
Material	Steel
Chain No.	50
Chain Pitch	5/8 in
Bore Type	Bushed
Outside Dia.	2.7080 in
Pitch Diameter	2.410 in
Bushing Type	QD
Hub Recess Width	0.165 in
Single Strand Tooth Thickness	0.343 in
No. of Teeth	12
Tooth Width	0.343 in
Screw Size	#10-24 UNC
Hardened Teeth	Without Hardened Teeth
Overall Length	5/8 in
Hub Dia.	2 in
Bushing Bore [Max]	1 1/4 in
Hub Length	0.28 in
Hub Projection	0.28 in
Caliper Diameter	2.01 in
Outside Dia. [Min]	2.7080 in
Bushing Series	JA
Hub Recess Depth	0.0875 in
Martin No.	50JA12
Overall Length Less Threads	N/A
Hub OD @ Recess	1.825 in
Bushing Bore [Min]	1/2 in
Width Across Teeth	0.343 in
Type	B
Sprocket Style	B
Inch/Metric	Inch
No. of Strands Across	1
Weight	0.34 LB
EAN or UPC	697950009995