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 5950-01-425-6348
NSN 6145-00-209-5657
NSN 5990-01-270-3209
NSN 5925-00-926-0863
NSN 6610-01-633-8931
NSN 6650-01-555-8819
NSN 5905-00-417-5032
NSN 6220-01-069-3685
NSN 6145-01-053-2013
NSN 6610-01-462-9439
NSN 5935-00-783-2116
NSN 5855-00-791-5000