5310-00-916-4642 WASHER,FLAT Index 4720-00-916-4645 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
3120-00-916-4644

Federal Supply Class:
3120

National Item Identification Number:
009164644

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:
S423GC59180CIRCOR PUMPS NORTH AMERICA LLC
S423GC971316712SIEMENS ENERGY, INC.
S423GC971359180CIRCOR PUMPS NORTH AMERICA LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CORNER SHAPESQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DIAMETER1.5250 INCHES MINIMUM AND 1.5300 INCHES MAXIMUM
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
MATERIALCOPPER ALLOY OVERALL
OUTSIDE DIAMETER2.8437 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM
OVERALL THICKNESS0.3750 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM
STYLE DESIGNATORROUND


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