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 6105-01-168-9395
NSN 6620-00-909-3984
NSN 5950-01-571-0506
NSN 5915-01-474-4210
NSN 6220-00-173-7200
NSN 6130-01-564-4867
NSN 5855-01-257-5338
NSN 5965-00-822-0781
NSN 5965-00-170-8676
NSN 6620-00-555-3992
NSN 6130-01-353-7784
NSN 6645-00-859-8404