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Martin 40BS30 1 Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 30 teeth, 1" bore with keyway and setscrews. Steel construction with 5.057" outside diameter. Single-strand design with hub on one side for standard mounting applications.

Name: Martin 40BS30 1 Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 30 teeth, 1" bore with keyway and setscrews. Steel construction
Brand: Martin Sprocket
Price: 89.06 USD
Availability: InStock
Rating: 5.0 (4 reviews)

MODEL 40BS30 1

BRAND

Martin Sprocket

SKU

261589

WEIGHT

2.800 lb

UOM

each

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

$89.06 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

Material

Steel

Number Of Teeth

Outside Dia

5.057"

Pitch

0.500 in.

Teeth

Material	Steel	Hub Outside Diameter	3.250 in.
Chain Number	40	Length thru Bore	1.000 in.
Chain Pitch	0.500 in.	Hub Recessed For Chain	No
Number of Chain Rows	1	Construction Detail	Solid
Number of Teeth	30	Bore Type	Bored To Size
Outside Diameter	5.057 in.	Finished Bore Size	1.000 in.
Pitch Diameter	4.783 in.	Key Way Size	1/4 X 1/8 in.
Single Strand Tooth Thickness	0.284 in.	Set Screw Size	5/16-18X5/16 in.
Hardened Teeth	No	Set Screw Location	(2) Set Screws (1) Over Kw And (1) At 90
Hub Configuration	B
Storage Dimension Width	5.250 in.	Individually Packaged	Yes
Storage Dimension Height	1.130 in.

SKU: 265185

Great prices and quality products

Your products are not only affordable, but they are also priced very fairly and competitively & always ship out pretty quickly. You have gained a new regular customer and stolen us from one of our regular distributors without even trying. Thank you for being awesome! Not to mention the free shipping over $100 perk is super appreciated as we not only are saving money per item, but we are also able to buy in bulk without the additional burden of freight/shipping costs. THANK YOU!! :)

SKU: 262509

Service manager

on time.. great company thanks john gorth

SKU: 251157

21 tooth 12 dp spur gear

The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!

SKU: 256485

Nice sprocket

sprocket is very nice.

When will I be charged for my order?

Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

What is the return/warranty policy?

Can it be shipped today?

Does “Usually ships in 24 hours” mean it’s in stock?

Read full FAQ

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Reviews

SKU: 265185

Great prices and quality products

SKU: 262509

Service manager

on time.. great company thanks john gorth

SKU: 251157

21 tooth 12 dp spur gear

The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!

SKU: 256485

Nice sprocket

sprocket is very nice.

Martin 40BS30 1 Type B finished bore roller chain sprocket for #40 chain (1/2" pitch), 30 teeth, 1" bore with keyway and setscrews. Steel construction with 5.057" outside diameter. Single-strand design with hub on one side for standard mounting applications.

Return policy