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240B21

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Martin 240B21 Type B plain bore roller chain sprocket for #240 chain with 3" pitch, 21 teeth, and 21.704" outside diameter. Steel construction with hub on one side for re-boring applications. Minimum plain bore allows custom machining to required shaft size.

MODEL 240B21

BRAND

Martin Sprocket

SKU

260495

WEIGHT

186.000 lb

UOM

each

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

$1,913.92 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

21.704"

Pitch

3.000 in.

Material	Steel	Hub Configuration	B
Chain Number	240	Hub Outside Diameter	8.000 in.
Chain Pitch	3.000 in.	Length thru Bore	4.125 in.
Number of Chain Rows	1	Hub Recessed For Chain	No
Number of Teeth	21	Construction Detail	Welded
Outside Diameter	21.704 in.	Bore Type	Stock Bore
Pitch Diameter	20.129 in.	Min Bore Size	1.500 in.
Single Strand Tooth Thickness	1.738 in.	Max Bore Size	5.500 in.
Hardened Teeth	No

Storage Dimension Length	21.700 in.	Weight	176.97 lbs.
Storage Dimension Width	21.700 in.	Individually Packaged	No
Storage Dimension Height	4.125 in.

SKU: 255872

Met all expectations

Met all expectations for availability, price, delivery, ease of online store use, and efficient online store.

SKU: 250207

Perfect

Perfect replacement part, Good purchase experience. I would use MRO again.

SKU: 251128

Martin s1036 gears

Great Item, for a great deal!

SKU: 256485

Nice sprocket

sprocket is very nice.

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

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Reviews

SKU: 255872

Met all expectations

Met all expectations for availability, price, delivery, ease of online store use, and efficient online store.

SKU: 250207

Perfect

Perfect replacement part, Good purchase experience. I would use MRO again.

SKU: 251128

Martin s1036 gears

Great Item, for a great deal!

SKU: 256485

Nice sprocket

sprocket is very nice.