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 5998-01-125-3919
NSN 6105-00-038-3957
NSN 5935-01-025-5111
NSN 5935-01-089-9830
NSN 6130-00-595-5943
NSN 6220-01-025-5316
NSN 2925-00-221-4977
NSN 5975-01-165-4764
NSN 5895-01-484-9069
NSN 4140-00-257-5215
NSN 5975-01-196-2906
NSN 5835-00-905-7165