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 6130-01-641-5764
NSN 7035-01-287-9817
NSN 4140-01-088-7512
NSN 5998-01-030-5612
NSN 5925-01-322-4366
NSN 6320-01-536-3077
NSN 6220-01-654-0007
NSN 5905-01-395-6540
NSN 5835-00-431-4451
NSN 5855-01-646-1589
NSN 5895-00-856-4917
NSN 6220-01-264-0118