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.
"ngls-m flat bottom sleeve bearing (tcr012955-03). ngls-m gpk mount, sleeve bearing; aka-socket adapter. dims 3"x10"x3.5" weight 9.5 lbs. made from 1045 steel. zinc phosphate coated and solid film lubicration. 1 through hole 1" from the bottom center for insertion of retaining pin. 12 half moon slots cut 3.25" from top every 15 degrees to receive cam lock.slots allow adjustment of audio assy for operational effectiveness. attachments gpk mount to a-pintle w/o interference to machine gun operations." special features