Xunthreaded bore dia.: 0.344" nom.; positioning facility bolt circle dia.: 4.438" nom.; positioning facility qty: 6; hole thread size designator: 3/8-16; positioning hole style: plain; threaded hole location: one top of keyway, one 120 deg. From keyway; bore counterbore feature: included; securing method: threaded hole; threaded hole qty: 2; keying facility qty: 1; keying facility: included; counterbore location: coupling end; o/a outside dimension: 5" nom.; hub od: 3" nom.; furnished item & qty (2) setscrews; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1.031" min., 1.033" max.; keyway wd: 0.373" min., 0.376" max.; flange thickness: 0.375" nom.; counterbore depth: 0.125" nom.; counterbore dia.: 3.752" min., 3.754" 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 6145-01-607-7568
NSN 5990-01-068-1651
NSN 7035-01-229-8517
NSN 5930-00-941-8304
NSN 5895-00-155-4578
NSN 5960-01-114-0197
NSN 6620-01-608-8548
NSN 6105-01-493-2518
NSN 4140-00-247-4773
NSN 6220-01-146-7138
NSN 6620-00-663-8962
NSN 6645-01-483-5519