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National Stock Number:
5310-00-550-3929
Federal Supply Class:
5310
National Item Identification Number:
005503929
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:
| 888007 | 56232 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 2.260 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.5639 INCHES MINIMUM AND 2.5647 INCHES MAXIMUM | | OVERALL HEIGHT | 0.297 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 87-004-02 FSCM 56232 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.095 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | RECESS DEPTH | 0.062 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 63.0 MICROINCHES OUTER |
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