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J 4

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Martin J 4 Type J Quick Disconnect bushing with 4" bore, ductile iron construction, and 1" x 1/8" keyway. Industry-interchangeable QD bushing for mounting sprockets, sheaves, and couplings. Includes setscrews for secure shaft attachment.

MODEL J 4

BRAND

Martin Sprocket

SKU

247649

WEIGHT

15.160 lb

UOM

each

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

$295.09 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 Size

4"

Keyway

1" x 1/8"

Material

Ductile Iron

Material	Ductile Iron	Max Bore Size	4.500 in.
Bore Type	Standard	Flange Diameter	7.250 in.
Finished Bore Size	4.000 in.	Length Thru Bore	4.500 in.
Key Way Size	1 X 1/8 in.	Cap Screw Bolt Circle	6.250 in.
Set Screw Size	5/8-11X5/8 in.	Number of Mounting Cap Screws	3
Min Bore Size	4.000 in.	Cap Screw Size	5/8 x 4 1/2 in.
Storage Dimension Length	7.250 in.	Weight	15.16 lbs.
Storage Dimension Width	7.250 in.	Individually Packaged	Yes
Storage Dimension Height	4.875 in.

SKU: 263484

Solid product at a great price

Solid product, fair and super fast shipping! MROSUPPLY delivers it all!

SKU: 261211

Plate gear

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

SKU: 255872

Met all expectations

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

SKU: 250148

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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#338401

TB Woods J4 Sure-Grip QD bushing in the J series with a 4" finished bore. Cast-iron construction with shallow keyway and three 5/8-11 capscrews. Rated for 55,000 in-lb torque capacity with 135 ft-lb installation torque. Suitable for conventional or reverse mounting on QD-bored sheaves and sprockets.

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Reviews

SKU: 263484

Solid product at a great price

Solid product, fair and super fast shipping! MROSUPPLY delivers it all!

SKU: 261211

Plate gear

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

SKU: 255872

Met all expectations

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

SKU: 250148

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!