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

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