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Martin 40BS28 1 Type B finished bore roller chain sprocket for #40 chain, 1/2" pitch, 28 teeth, 1" bore with keyway and setscrews, 4.738" outside diameter. Steel construction with single hub. For single-strand ANSI #40 chain drives in power transmission applications.

Name: Martin 40BS28 1 Type B finished bore roller chain sprocket for #40 chain, 1/2" pitch, 28 teeth, 1" bore with keyway and setscrews, 4.738" outside diam
Brand: Martin Sprocket
Price: 81.41 USD
Availability: InStock
Rating: 5.0 (4 reviews)

MODEL 40BS28 1

BRAND

Martin Sprocket

SKU

261563

WEIGHT

2.560 lb

UOM

each

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

$81.41 Each

Prices are subject to change

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Typically Ships in: 1 day

Returnable: See conditions

Bore

Material

Steel

Number Of Teeth

Outside Dia

4.738"

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	28	Bore Type	Bored To Size
Outside Diameter	4.738 in.	Finished Bore Size	1.000 in.
Pitch Diameter	4.466 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 Length	4.813 in.	Weight	2.35 lbs.
Storage Dimension Width	4.813 in.	Individually Packaged	Yes
Storage Dimension Height	1.060 in.

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

SKU: 256485

Nice sprocket

sprocket is very nice.

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: 251128

Martin s1036 gears

Great Item, for a great deal!

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

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Reviews

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

SKU: 256485

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sprocket is very nice.

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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!!!

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Great Item, for a great deal!

Martin 40BS28 1 Type B finished bore roller chain sprocket for #40 chain, 1/2" pitch, 28 teeth, 1" bore with keyway and setscrews, 4.738" outside diameter. Steel construction with single hub. For single-strand ANSI #40 chain drives in power transmission applications.

Return policy