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

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