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 6645-01-398-9102
NSN 5910-00-737-4919
NSN 5855-01-201-4857
NSN 6610-01-353-9326
NSN 7035-01-230-0250
NSN 5945-01-471-0410
NSN 5998-01-215-1313
NSN 6650-01-223-9048
NSN 7035-01-473-7582
NSN 6610-01-525-8235
NSN 5950-01-377-1422
NSN 6320-00-513-8376