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40BTB21

Image for Illustration purposes only. Actual product may vary

Martin 40BTB21 Taper-Lock Sprocket for #40 roller chain (1/2" pitch), 21 teeth, 3.617" OD, steel construction. Requires 1610 series taper bushing (sold separately). Industry-interchangeable with standard taper-lock bushings.

MODEL 40BTB21

BRAND

Martin Sprocket

SKU

261913

WEIGHT

0.800 lb

UOM

each

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

$67.83 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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Typically Ships in: 1 day

Returnable: See conditions

Material

Steel

Number Of Teeth

21

Outside Dia

3.617"

Pitch

0.500 in.

Material	Steel	Hub Configuration	B
Chain Number	40	Hub Outside Diameter	2.781 in.
Chain Pitch	0.500 in.	Hub Recessed For Chain	No
Number of Chain Rows	1	Construction Detail	Solid
Number of Teeth	21	Bore Type	Bushed TB
Outside Diameter	3.617 in.	Bushing Part Number	1610
Pitch Diameter	3.355 in.	Bushing Min Bore Size	0.500 in.
Single Strand Tooth Thickness	0.284 in.	Bushing Max Bore Size	1.625 in.
Hardened Teeth	No

Storage Dimension Width	4.313 in.	Individually Packaged	Yes
Storage Dimension Height	1.060 in.

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Reviews

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Martin flex sleeve

Great inventory easy to use website,had exactly what I needed,up and running,would use them again without a doubt, thank you!

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Our Yellow Karcher "Duckee" steers once more. The spur gear works as advertised!!!

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