3120-01-348-1740 BUSHING,SLEEVE Index 3120-01-348-1742 BEARING,WASHER,THRUST

National Stock Number:
3120-01-348-1741

Federal Supply Class:
3120

National Item Identification Number:
013481741

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:
000011755-00007332WAUKESHA BEARINGS CORPORATION
061000082 ITEM 4407332WAUKESHA BEARINGS CORPORATION


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLECOUNTERBORED
OVERALL THICKNESS3.8750 INCHES NOMINAL
MATERIALSTEEL OVERALL
SURFACE FINISH32.0 MICROINCHES RIGHT SIDE


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