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 6110-01-519-2636
NSN 7035-01-596-5381
NSN 5925-01-408-6577
NSN 6130-00-952-1803
NSN 5960-00-699-8146
NSN 5910-00-814-8508
NSN 6320-01-384-3850
NSN 5945-00-587-8829
NSN 6135-00-635-9187
NSN 6610-01-200-6861
NSN 4140-01-432-8771
NSN 6135-00-269-5843