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40B70

Image for Illustration purposes only. Actual product may vary

Martin 40B70 Type B Plain Bore roller chain sprocket for #40 chain (1/2" pitch). 70 teeth, steel construction, minimum plain bore for custom machining. Hub on one side for re-boring flexibility. Outside diameter: 11.433", weight: 11 lbs.

MODEL 40B70

SKU

262018

WEIGHT

11.000 lb

UOM

each

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

$82.93 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

70

Outside Dia

11.433"

Pitch

0.500 in.

MaterialSteelHub ConfigurationB
Chain Number40Hub Outside Diameter4.000 in.
Chain Pitch0.500 in.Length thru Bore1.250 in.
Number of Chain Rows1Hub Recessed For ChainNo
Number of Teeth70Construction DetailWelded
Outside Diameter11.433 in.Bore TypeStock Bore
Pitch Diameter11.145 in.Min Bore Size0.750 in.
Single Strand Tooth Thickness0.284 in.Max Bore Size2.750 in.
Hardened TeethNo
Storage Dimension Width11.430 in.Individually PackagedNo
Storage Dimension Height1.250 in.

SKU: 250096

Durable and high quality

I bought a second one to keep as a spare, but the first one still hasn’t shown any signs of wear. Seems like a quality part.

Read more

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

Read more

SKU: 250108

Free freight !

Easy to do business with

Read more

SKU: 261211

Plate gear

Just what I ordered at a reasonable price. Thank you, Dallas

Read more
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Reviews

SKU: 250096

Durable and high quality

I bought a second one to keep as a spare, but the first one still hasn’t shown any signs of wear. Seems like a quality part.

Read more

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

Read more

SKU: 250108

Free freight !

Easy to do business with

Read more

SKU: 261211

Plate gear

Just what I ordered at a reasonable price. Thank you, Dallas

Read more

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/