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

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