5120-00-473-6899

7644-01-707-8241 7644017078241 017078241 is a digital map, chart, or geodetic product, distributed, or not, by the defense mapping agency, which is associated with air and/or water and/or land navigation, tracking, and charting.

3120-00-707-8241 3120007078241 007078241 is 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.

Feb 1970 2805-00-477-8216 Engine Poppet Valve VI-1415RNCC: 3 | RNVC: 2 | DAC: 5 11 May 1970 5120-00-473-6899