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 5895-01-634-0630
NSN 5935-01-068-1197
NSN 6240-00-952-1906
NSN 5925-01-582-3584
NSN 5998-01-463-9396
NSN 5915-00-091-9519
NSN 6135-01-368-2785
NSN 6220-01-020-8703
NSN 6320-00-886-9771
NSN 7035-00-104-7613
NSN 5965-01-168-8180
NSN 6105-00-166-9745