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National Stock Number:
5310-00-596-4681
Federal Supply Class:
5310
National Item Identification Number:
005964681
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:
| 762019 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 1.4366 INCHES MINIMUM AND | | 1.4377 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.840 INCHES NOMINAL | | RECESS DIAMETER | 1.700 INCHES MINIMUM AND | | 1.730 INCHES MAXIMUM | | RECESS DEPTH | 0.1317 INCHES MINIMUM AND | | 0.1461 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.189 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | HEAT TREATMENT | T-4 SOLUTION HEAT TREATED, NATURAL AGED | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 762019 |
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