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National Stock Number:
5310-01-166-6685
Federal Supply Class:
5310
National Item Identification Number:
011666685
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:
| 25-64204-1 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | | 25-64204-1 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 25-64204-1 | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.415 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.063 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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