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 6650-00-004-3683
NSN 5905-01-585-7915
NSN 5930-01-581-3442
NSN 5975-01-249-0247
NSN 5835-00-543-1325
NSN 6320-01-211-2574
NSN 6610-01-571-6898
NSN 6620-01-029-4777
NSN 6105-01-158-7490
NSN 6645-00-283-6794
NSN 6610-00-864-9966
NSN 6685-00-065-3273