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National Stock Number:
5310-00-078-0032
Federal Supply Class:
5310
National Item Identification Number:
000780032
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:
| 15647 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | 53A68A125 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| HOLE DIAMETER | 0.500 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.683 INCHES MINIMUM AND 0.685 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.156 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY A OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.540 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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