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 5960-01-285-6521
NSN 6150-01-389-7670
NSN 5950-01-170-7660
NSN 5915-01-065-5336
NSN 6220-01-241-4625
NSN 5996-01-051-2097
NSN 5855-00-885-8452
NSN 6135-01-041-3829
NSN 5910-01-585-1178
NSN 6130-01-021-7575
NSN 5895-00-042-5719
NSN 5835-00-264-0946