80BS21 1 1/4

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

Item #100809780

Without Hardened Teeth

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US Tsubaki Inc. 80BS21 1 1/4

No. 80 - 1" Pitch - Finished Bore Sprockets

Item #101638974

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Product Details

Specifications

No. of Teeth	21
Finished Bore Size	1.25 in
No. of Teeth Rows Strands	1
Inch/Metric	Inch
Pitch Dia.	6.71 in
Set Screw Size	5/16-18 UNC
Keyway	w/Keyway & Set Screw
Single Strand Tooth Thickness	0.575 in
Pitch Diameter [Min]	6.710 in
Hardened Teeth	Without Hardened Teeth
Hub Dia.	4 1/4 in
Key Way Size	1/4 X 1/8 in
Material Internal Use	Carbon Steel
Width Across Teeth	0.575 in
Martin No.	80BS21
Pitch Diameter	6.710 in
Keyway Size	1/4 x 1/8 in
Hub O.D.	4.25 in
Outside Dia. [Min]	7.2350 in
Caliper Diameter	6.0657 in
Sprocket Style	B
No. of Strands Across	1
No. of Screws	2
Chain No.	80
Finished Bore	1.250 in - 1 1/4 in
Chain Sprocket Pitch	1 in
Set Screw Location	(1) Over Keyway and (1) At 90°
Chain Sprocket Number	80
Material External Use	Steel
Hub Projection	1.17 in
Construction Internal	Welded
Outside Dia.	7.2350 in
Material	Steel
Length Through Bore	1.75 in
Bore Type	Finished Bore
O.D.	7.235 in
Hub Length Thru	1.175 in
Chain Pitch	1.000 in
Weight	9.5 LB
EAN or UPC	697950310558