Unthreaded bore dia.: 0.5625" nom.; raised face thickness: 0.094" nom.; positioning facility bolt circle dia.: 4.750" nom.; positioning facility qty: 6; positioning hole style: plain; bore counterbore feature: not included; keying facility qty: 1; keying facility: included; o/a outside dimension: 5.750" nom.; hub od: 3" nom.; raised face dia.: 2.995" min., 3" max.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1" nom.; keyway wd: 0.370" min., 0.372" max.; flange thickness: 1/2" nom.
A mechanical item used to connect a shaft and the mating member of a flexible or rigid coupling.
Classification: Shaft couplings, except universal joints
NSN 6150-01-287-6438
NSN 5915-01-269-5905
NSN 6240-01-434-1981
NSN 6320-01-452-2394
NSN 5990-01-045-7754
NSN 6645-01-592-2557
NSN 6610-01-599-2491
NSN 7035-01-314-7559
NSN 6685-01-121-2193
NSN 5835-01-056-9303
NSN 5920-01-351-2193
NSN 6105-01-619-4528