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National Stock Number:
5310-00-231-4618
Federal Supply Class:
5310
National Item Identification Number:
002314618
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:
| 32-19434-603 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HEAT TREATMENT | T-4 SOLUTION HEAT TREATED, NATURAL AGED | | HOLE DIAMETER | 0.195 INCHES MINIMUM AND 0.203 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.437 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/13 COND T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | STYLE DESIGNATOR | RECESSED |
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