Per b-1 engineering
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.
Classification: Spherical roller bearings, single row
NSN 5996-01-304-8058
NSN 6145-01-076-3699
NSN 6610-01-336-2787
NSN 5945-01-320-3563
NSN 5999-00-525-4320
NSN 5930-00-884-1975
NSN 6610-01-160-6585
NSN 6130-01-022-7535
NSN 5960-00-384-2601
NSN 6240-01-508-5052
NSN 5945-00-168-1304
NSN 5960-00-685-9299