5360-01-495-0301 SPRING,HELICAL,COMPRESSION Index 4820-01-495-0303 SEAT,VALVE

National Stock Number:
3120-01-495-0302

Federal Supply Class:
3120

National Item Identification Number:
014950302

Description:
BEARING,WASHER,THRUST

Detail:
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.


Manufacturer Information:
21103963453711NAVAL SEA SYSTEMS COMMAND
581-640463853711NAVAL SEA SYSTEMS COMMAND
DF2085-202 NO.2843689HUNTINGTON INGALLS INC
581-6404638 FIND 2853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
DIAMETER0.5800 INCHES NOMINAL
CENTER HOLE SHAPE STYLEROUND
CORNER SHAPESQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALPLASTIC ACETAL OVERALL
PROPRIETARY CHARACTERISTICSPACS
OUTSIDE DIAMETER0.9060 INCHES NOMINAL
OVERALL THICKNESS0.6300 INCHES NOMINAL
SPECIAL FEATURESTECH DATA NOT AUTHORIZED TO BE RELEASED OUTSIDE OF US
STYLE DESIGNATORROUND


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