A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.
Dept. of the Navy 
Brazil 
Turkey Classification: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi
NSN 5990-01-239-5878
NSN 6130-00-468-6222
NSN 5960-01-075-2694
NSN 6645-01-010-3746
NSN 7035-01-276-0355
NSN 5985-01-371-9904
NSN 5965-01-107-4078
NSN 5975-00-481-9094
NSN 5996-01-491-0178
NSN 6145-01-246-3988
NSN 6145-01-171-5977
NSN 5965-01-216-1994