Surface treatment: cadmium; positioning facility bolt circle dia.: 1.375" nom.; positioning facility qty: 2; securing method: a/a; keying facility: not included; counterbore location: coupling end; o/a outside dimension: 1.875"; hub od: 0.771" min., 0.791" max.; thread provision: unthreaded; flange thickness: 0.396" min., 0.416" max.; counterbore depth: 0.271" min., 0.291" max.; counterbore dia.: 1.005" min., 1.015" max.
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 6650-01-399-8552
NSN 6650-01-618-5317
NSN 5905-01-442-8801
NSN 5965-00-482-0913
NSN 5998-01-225-7409
NSN 6130-01-415-3345
NSN 5960-01-142-1995
NSN 4140-01-397-0135
NSN 5996-01-285-8797
NSN 5998-01-608-4909
NSN 6320-00-937-5625
NSN 6135-00-477-8847