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National Stock Number:
3120-00-107-1629
Federal Supply Class:
3120
National Item Identification Number:
001071629
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.
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Manufacturer Information:
| 1248169-01 | 92739 | AMPEX SYSTEMS CORP |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | CHAMFERED THIRD INSIDE CORNER | | CORNER SHAPE | SQUARE FIRST INSIDE CORNER | | CORNER SHAPE | SQUARE FIRST OUTSIDE CORNER | | CORNER SHAPE | SQUARE FOURTH INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND OUTSIDE CORNER | | COUNTERBORE DEPTH | 0.0400 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.8240 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED | | DIAMETER | 0.2340 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.0000 INCHES NOMINAL | | OVERALL THICKNESS | 0.1900 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | DJ1-1,CL 1,FSCM 92739 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY OVERALL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 16.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 63.0 MICROINCHES LEFT SIDE |
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