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 6645-01-550-9669
NSN 5925-00-100-5760
NSN 5855-01-143-2891
NSN 5920-01-643-1076
NSN 5960-01-233-2756
NSN 6220-01-339-7557
NSN 5996-01-057-9023
NSN 5965-00-204-8513
NSN 5905-01-020-3212
NSN 6150-01-123-2926
NSN 6685-01-352-5437
NSN 5935-00-532-0344