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 6685-00-069-2451
NSN 5920-01-169-4560
NSN 6320-00-174-1362
NSN 5895-00-133-9225
NSN 5996-00-075-3027
NSN 6610-01-003-9763
NSN 5975-01-522-0822
NSN 5895-01-057-0061
NSN 6320-00-433-2773
NSN 6150-01-521-4834
NSN 5950-00-170-5041
NSN 5855-00-560-0110