E50B68

Triple Strand Sprocket

Item #100810534

1.3125 in Minimum Bore

3 in Maximum Bore

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Alternate Products

US Tsubaki Inc. T50B68

B Style Sprocket

Item #105088639

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Product Details

Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

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’ split-taper bushings

Specifications

No. of Strands Across	3
Chain No.	50
Bore Type	Finished Bore
O.D.	13.894 in
Material External Use	Steel
Martin No.	50B68
Hub Length Thru	2.793 in
Series	B
Width Across Teeth	1.753 in
Bore Size [Max]	3 in
Bushing Bore [Min]	1.313 in
Outside Dia. [Min]	13.894 in
Bore Style	Minimum Bore
Chain Sprocket Number	50
Material Internal Use	Carbon Steel
Construction Internal	Welded
Hub O.D.	4.5 in
Hub Dia.	4 1/2 in
No. of Teeth	68
Family Name	No. 50 - 5/8 in Pitch - Triple - Type B & C
Hardened Teeth	Without Hardened Teeth
Caliper Diameter	13.133 in
Pitch Diameter [Min]	13.53 in
Chain Sprocket Pitch	0.625 in
Length Through Bore	3.125 in
Bore Size [Min]	1.313 in
Outside Dia.	13.894 in
Bushing Bore Size [Min]	1.313 in
Inch/Metric	Inch
Sprocket Style	B
Finished Bore Size	1.313 in
Hub Projection	1.372 in
Bushing Bore Size [Max]	3 in
Bore Range [Max]	3 in
Stock Bore Size	1.3125 in
No. of Teeth Rows Strands	3
Pitch Diameter	13.53 in
Bore Range [Min]	1.3125 in
Single Strand Tooth Thickness	0.332 in
Pitch Dia.	13.533 in
Chain Pitch	0.625 in
Material	Steel
Weight	75.08 LB
EAN or UPC	697950014463