40BS18 1 1/4

No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket

Item #100807007

Without Hardened Teeth

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US Tsubaki Inc. 40BS18 1 1/4

No. 40 - 1/2" Pitch - Finished Bore Sprockets

Item #101656183

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Product Details

Specifications

Finished Bore	1.250 in - 1 1/4 in
Hub Projection	0.72 in
Sprocket Style	B
Keyway Size	1/4 x 1/8 in
Hub O.D.	2.313 in
Keyway	w/Keyway & Set Screw
Chain Pitch	0.500 in
Material	Steel
Set Screw Size	5/16-18 UNC
Material External Use	Steel
Bore Type	Finished Bore
Hub Length Thru	0.716 in
Set Screw Location	(1) Over Keyway and (1) At 90°
Finished Bore Size	1.25 in
Outside Dia.	3.1360 in
O.D.	3.136 in
No. of Teeth	18
Width Across Teeth	0.284 in
Caliper Diameter	2.5674 in
Outside Dia. [Min]	3.1360 in
No. of Screws	2
Chain Sprocket Number	40
Martin No.	40BS18
No. of Strands Across	1
Inch/Metric	Inch
Pitch Diameter	2.879 in
Length Through Bore	1 in
Pitch Dia.	2.879 in
Hardened Teeth	Without Hardened Teeth
Material Internal Use	Atomized Metals
Chain Sprocket Pitch	0.5 in
Hub Dia.	2 5/16 in
Construction Internal	Solid
Key Way Size	1/4 X 1/8 in
Chain No.	40
Pitch Diameter [Min]	2.879 in
No. of Teeth Rows Strands	1
Single Strand Tooth Thickness	0.284 in
Weight	0.83 LB
EAN or UPC	697950004587