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 6105-00-163-0147
NSN 5998-01-372-0745
NSN 6110-01-557-7700
NSN 5920-01-462-5355
NSN 5935-01-070-2489
NSN 5935-00-144-8017
NSN 6620-00-517-6209
NSN 6685-01-559-3153
NSN 6685-00-371-1850
NSN 5855-01-199-2046
NSN 5990-01-514-8030
NSN 5910-01-218-3997