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

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