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 6620-00-003-2020
NSN 6320-01-276-4739
NSN 5925-01-308-1458
NSN 6610-00-358-1905
NSN 6145-00-113-6278
NSN 5925-01-145-4565
NSN 6150-01-632-7285
NSN 5905-00-684-4999
NSN 6130-00-977-5970
NSN 6110-01-607-6670
NSN 5990-01-177-1613
NSN 6130-01-333-8592