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 6150-01-101-8396
NSN 5910-01-543-1648
NSN 5910-01-215-3138
NSN 6650-00-431-9541
NSN 6110-01-070-2422
NSN 6610-01-037-4392
NSN 6135-01-396-4900
NSN 2925-01-510-9378
NSN 6240-00-546-2244
NSN 6620-01-631-0700
NSN 5945-00-240-7869
NSN 5950-01-455-6160