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40BS12 3/4

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Martin 40BS12 3/4 Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 12 teeth, 3/4" bore with keyway and two setscrews. Steel construction with 2.166" outside diameter. Single-strand design with hub on one side for standard mounting. Direct replacement for industry-standard bored-to-size sprockets.

MODEL 40BS12 3/4

BRAND

Martin Sprocket

SKU

261306

WEIGHT

0.310 lb

UOM

each

Contact supplier for technical support on: 323-728-8117

$24.33 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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Typically Ships in: 1 day

Returnable: See conditions

Bore

3/4"

Material

Steel

Number Of Teeth

12

Outside Dia

2.166"

Pitch

0.500 in.

Teeth

12

Material	Steel	Hub Outside Diameter	1.593 in.
Chain Number	40	Length thru Bore	0.875 in.
Chain Pitch	0.500 in.	Hub Recessed For Chain	Yes
Number of Chain Rows	1	Construction Detail	Solid With Recess
Number of Teeth	12	Bore Type	Bored To Size
Outside Diameter	2.166 in.	Finished Bore Size	0.750 in.
Pitch Diameter	1.932 in.	Key Way Size	3/16x3/32 in.
Single Strand Tooth Thickness	0.284 in.	Set Screw Size	1/4-20X1/4 in.
Hardened Teeth	No	Set Screw Location	(2) Set Screws (1) Over Kw And (1) At 90
Hub Configuration	B
Storage Dimension Length	2.563 in.	Weight	0.35 lbs.
Storage Dimension Width	2.563 in.	Individually Packaged	Yes
Storage Dimension Height	0.938 in.

SKU: 251697

Good stock

I was pleased with the help of customer service to answer my questions concerning inventory and how quickly I received my product. Thank you.

SKU: 262188

Sprocket lm

Good quality product, arrived on time, will continue to buy from this company

SKU: 250135

Has the parts

Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.

SKU: 262509

Service manager

on time.. great company thanks john gorth

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Martin 40BS12 3/4 Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 12 teeth, 3/4" bore with keyway and two setscrews. Steel construction with 2.166" outside diameter. Single-strand design with hub on one side for standard mounting. Direct replacement for industry-standard bored-to-size sprockets.

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Reviews

SKU: 251697

Good stock

I was pleased with the help of customer service to answer my questions concerning inventory and how quickly I received my product. Thank you.

SKU: 262188

Sprocket lm

Good quality product, arrived on time, will continue to buy from this company

SKU: 250135

Has the parts

Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.

SKU: 262509

Service manager

on time.. great company thanks john gorth