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National Stock Number:
5310-01-188-1169
Federal Supply Class:
5310
National Item Identification Number:
011881169
Description:
WASHER,RECESSED
Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
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Manufacturer Information:
| 75A797204-2001 | K0289 | BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES | | 75A797204-2001 | K1987 | BAE SYSTEMS PLC | | 75A797204-2001 | U9143 | BAE SYSTEMS (OPERATIONS) LIMITED |
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Techincal Specification:
| HOLE DIAMETER | 0.950 INCHES MINIMUM AND 0.960 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | S.154,FSCM K0289 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.500 INCHES NOMINAL | | OVERALL HEIGHT | 0.125 INCHES NOMINAL | | RECESS DEPTH | 0.050 INCHES NOMINAL | | RECESS DIAMETER | 1.300 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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