3120-01-353-3873 BEARING,WASHER,THRUST Index 4820-01-353-3875 VALVE,GLOBE

National Stock Number:
3120-01-353-3874

Federal Supply Class:
3120

National Item Identification Number:
013533874

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:
3661711-199193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
CORNER SHAPESQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL THICKNESS0.2300 INCHES MINIMUM AND 0.2700 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYAMIDE OVERALL
SPECIAL FEATURESUSED ON AN ENGINE
SURFACE FINISH125.0 MICROINCHES OVERALL


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