40BS12 1

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

Item #100806929

Without Hardened Teeth

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Boston Gear 40B12-1

Finished Bore Sprocket

Item #101852453

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Product Details

Specifications

Inch/Metric	Inch
No. of Screws	2
Bore Type	Finished Bore
Construction Internal	Solid With Recess
Chain Pitch	0.500 in
Width Across Teeth	0.284 in
Hub Length Thru	0.591 in
Keyway	w/Keyway & Set Screw
Key Way Size	1/4 X 1/8 in
Chain No.	40
Hub Dia.	1.593 in
Set Screw Size	5/16-18 UNC
Outside Dia.	2.1660 in
Hub Recess Width	0.19 in
Single Strand Tooth Thickness	0.284 in
Hub Projection	0.59 in
Set Screw Location	(1) Over Keyway and (1) At 90°
Finished Bore Size	1 in
Martin No.	40BS12
Hub Recessed	1
Chain Sprocket Pitch	0.5 in
Caliper Diameter	1.6199 in
O.D.	2.166 in
Hub O.D.	1.563 in
Material Internal Use	Atomized Metals
Length Through Bore	0.875 in
Hardened Teeth	Without Hardened Teeth
No. of Teeth	12
Pitch Diameter	1.932 in
No. of Strands Across	1
Material	Steel
Hub OD @ Recess	1.44 in
Material External Use	Steel
Pitch Diameter [Min]	1.932 in
Chain Sprocket Number	40
Hub Recess Depth	0.08 in
Pitch Dia.	1.932 in
Outside Dia. [Min]	2.1660 in
Finished Bore	1.000 in - 1 in
No. of Teeth Rows Strands	1
Sprocket Style	B
Keyway Size	1/4 x 1/8 in
Weight	0.31 LB
EAN or UPC	697950003740