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National Stock Number:
5310-01-025-3297
Federal Supply Class:
5310
National Item Identification Number:
010253297
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:
| 3-85279-2000 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 1.020 INCHES MINIMUM AND 1.030 INCHES MAXIMUM | | MAJOR THICKNESS | 0.561 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-355 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.000 INCHES NOMINAL | | OVERALL HEIGHT | 0.561 INCHES NOMINAL | | RECESS DEPTH | 0.180 INCHES NOMINAL | | RECESS DIAMETER | 1.510 INCHES MINIMUM AND 1.520 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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