5340-01-613-7067

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

"ngls universal mount (tcr012956-10). ngls universal mount dimensions 28" x 6" x 15" weight 18 lbs. made from 6061-t651 and 6511 aluminum, delrin sleeve and commercial hardware. universal mount is designed with a flat profile, isolation bumpers (rubber feet) and four (4) swivel tie-down rings for attaching to military and commercial vehicles on flat surface. center point has cam lever for mating to ngls adapter plate. aluminum components are chemical treated and painted carc tan in color. mount may come with optional accoustic hailing device (ahd) adapter plate (cover, access) pn- j105925-101; nsn: 5340-01-699-9582." special features