3120-01-108-3831 BEARING,PLAIN,SELF-ALIGNING Index 4820-01-108-3833 VALVE,ANGLE

National Stock Number:
3120-01-108-3832

Federal Supply Class:
3120

National Item Identification Number:
011083832

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:
69222 TB-121871041ALTRA INDUSTRIAL MOTION CORP.
993-149717 ITEM 130DHG4GULF COAST HOLDINGS INC DBA UNIDYNAMICS
TB-121871041ALTRA INDUSTRIAL MOTION CORP.
993-149717 ITEM 1395310UNIDYNAMICS/SAINT LOUIS INC CONROE OPNS
993-149717 ITEM 1398523JERED LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CORNER SHAPESQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DIAMETER0.7505 INCHES MINIMUM AND 0.7535 INCHES MAXIMUM
OUTSIDE DIAMETER1.3700 INCHES MINIMUM AND 1.3800 INCHES MAXIMUM
OVERALL THICKNESS1.3725 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
STYLE DESIGNATORROUND


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