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 6145-00-421-0968
NSN 6240-01-585-0655
NSN 5945-01-013-1175
NSN 5935-01-044-3362
NSN 6135-01-562-6582
NSN 5895-01-465-3338
NSN 5895-00-225-7943
NSN 6685-01-171-5120
NSN 6150-01-367-7091
NSN 6610-00-622-0955
NSN 5975-01-027-9132
NSN 5999-00-073-6658