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 7035-00-870-0290
NSN 5960-01-601-5565
NSN 6150-00-018-3577
NSN 4140-01-582-1539
NSN 5975-01-542-9444
NSN 5960-01-054-3752
NSN 5990-01-360-2900
NSN 5960-00-597-2680
NSN 5935-01-099-7296
NSN 6610-01-165-7024
NSN 5998-01-116-2639
NSN 5855-01-483-2774