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 5998-00-285-8613
NSN 6130-00-423-5349
NSN 5915-01-154-3830
NSN 5935-01-440-9317
NSN 6610-01-633-8931
NSN 6685-01-607-5577
NSN 6650-00-078-5773
NSN 6240-01-104-4494
NSN 6685-00-156-3054
NSN 6145-00-504-0942
NSN 5999-01-113-8332
NSN 6240-01-456-3923