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 6105-01-415-0598
NSN 5990-00-919-8124
NSN 5915-01-379-3478
NSN 5835-00-198-4936
NSN 5950-01-401-5321
NSN 5990-00-900-4459
NSN 5895-00-539-8322
NSN 5935-01-287-4419
NSN 6145-00-081-3217
NSN 5920-01-375-4573
NSN 7035-01-317-4227
NSN 7035-01-183-7550