40BS21 5/8

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

Item #100807073

Without Hardened Teeth

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Product Details

Specifications

Hub Projection	0.72 in
Finished Bore	0.625 in - 5/8 in
Pitch Dia.	3.355 in
Set Screw Location	(1) Over Keyway and (1) At 90°
Martin No.	40BS21
Pitch Diameter [Min]	3.355 in
Sprocket Style	B
Construction Internal	Solid
Key Way Size	3/16 X 3/32 in
Hub Dia.	2 3/4 in
Hardened Teeth	Without Hardened Teeth
Chain Pitch	0.500 in
Chain Sprocket Number	40
Hub O.D.	2.75 in
Material External Use	Steel
Chain No.	40
Bore Type	Finished Bore
Pitch Diameter	3.355 in
Single Strand Tooth Thickness	0.284 in
Material Internal Use	Atomized Metals
No. of Teeth	21
No. of Teeth Rows Strands	1
Width Across Teeth	0.284 in
O.D.	3.617 in
Hub Length Thru	0.716 in
Keyway	w/Keyway & Set Screw
Caliper Diameter	3.0334 in
Inch/Metric	Inch
No. of Strands Across	1
Outside Dia. [Min]	3.6170 in
Set Screw Size	1/4-20 UNC
Finished Bore Size	0.625 in
No. of Screws	2
Chain Sprocket Pitch	0.5 in
Keyway Size	3/16 x 3/32 in
Length Through Bore	1 in
Material	Steel
Outside Dia.	3.6170 in
Weight	1.74 LB
EAN or UPC	697950148786