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

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