40BS28 1 1/8

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

Item #100807191

Without Hardened Teeth

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US Tsubaki Inc. 40BS28 1 1/8

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

Item #101621764

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Product Details

Specifications

Inch/Metric	Inch
Material	Steel
O.D.	4.738 in
Chain No.	40
Chain Sprocket Pitch	0.5 in
Caliper Diameter	4.1537 in
Width Across Teeth	0.284 in
Hardened Teeth	Without Hardened Teeth
Finished Bore	1.125 in - 1 1/8 in
Hub Length Thru	0.716 in
Set Screw Location	(1) Over Keyway and (1) At 90°
Sprocket Style	B
No. of Strands Across	1
Key Way Size	1/4 X 1/8 in
Chain Pitch	0.500 in
Construction Internal	Solid
Chain Sprocket Number	40
Single Strand Tooth Thickness	0.284 in
Material Internal Use	Atomized Metals
Hub Projection	0.72 in
Keyway Size	1/4 x 1/8 in
No. of Screws	2
Pitch Dia.	4.466 in
No. of Teeth	28
Set Screw Size	5/16-18 UNC
Bore Type	Finished Bore
Pitch Diameter [Min]	4.466 in
Finished Bore Size	1.125 in
Hub Dia.	3 1/4 in
Outside Dia. [Min]	4.7380 in
Material External Use	Steel
Keyway	w/Keyway & Set Screw
Pitch Diameter	4.466 in
Length Through Bore	1 in
No. of Teeth Rows Strands	1
Martin No.	40BS28
Hub O.D.	3.25 in
Outside Dia.	4.7380 in
Weight	2.53 LB
EAN or UPC	697950006024