80BS21 2 7/16

No. 80 - 1" Pitch - Single - Bored to Size Sprocket

Item #100809789

Without Hardened Teeth

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US Tsubaki Inc. 80BS21 2 7/16

No. 80 - 1" Pitch - Finished Bore Sprockets

Item #101635102

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Product Details

Specifications

Caliper Diameter	6.0657 in
No. of Teeth Rows Strands	1
Hardened Teeth	Without Hardened Teeth
Length Through Bore	1.75 in
Material	Steel
Hub Dia.	4 1/4 in
No. of Screws	2
Outside Dia.	7.2350 in
Bore Type	Finished Bore
Pitch Dia.	6.71 in
Inch/Metric	Inch
Sprocket Style	B
Chain Sprocket Number	80
Finished Bore Size	2.438 in
Pitch Diameter [Min]	6.710 in
Key Way Size	5/8 X 5/16 in
Pitch Diameter	6.710 in
Hub Length Thru	1.175 in
O.D.	7.235 in
No. of Teeth	21
Finished Bore	2.4375 in - 2 7/16 in
Keyway	w/Keyway & Set Screw
No. of Strands Across	1
Set Screw Location	(1) Over Keyway and (1) At 90°
Width Across Teeth	0.575 in
Chain No.	80
Keyway Size	5/8 x 5/16 in
Material External Use	Steel
Material Internal Use	Carbon Steel
Hub O.D.	4.25 in
Outside Dia. [Min]	7.2350 in
Martin No.	80BS21
Chain Pitch	1.000 in
Construction Internal	Welded
Hub Projection	1.17 in
Set Screw Size	5/8-11 UNC
Single Strand Tooth Thickness	0.575 in
Chain Sprocket Pitch	1 in
Weight	7.9 LB
EAN or UPC	697950314600