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 6620-00-893-1303
NSN 6150-01-573-1732
NSN 5905-01-024-8471
NSN 6110-00-530-3779
NSN 6620-00-820-9616
NSN 6150-01-552-1161
NSN 6135-01-606-5865
NSN 6110-00-496-0532
NSN 6135-00-756-6149
NSN 6645-01-483-1518
NSN 6620-01-454-5717
NSN 5855-00-688-9954