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 5975-01-660-3937
NSN 6610-01-519-8953
NSN 2925-00-973-9413
NSN 7035-01-644-7759
NSN 6320-01-512-2031
NSN 5915-00-300-3853
NSN 6320-00-575-6072
NSN 7035-01-433-3547
NSN 5835-01-357-9235
NSN 6645-01-483-1518
NSN 6650-00-227-8743
NSN 5985-01-308-6322