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National Stock Number:
5310-01-423-6709
Federal Supply Class:
5310
National Item Identification Number:
014236709
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:
| LD153-0027A1007 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-85614 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM ALLOY OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.439 INCHES MINIMUM AND | | 0.443 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.750 INCHES MINIMUM AND | | 0.770 INCHES MAXIMUM | | RECESS DIAMETER | 0.559 INCHES MINIMUM AND | | 0.569 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.077 INCHES MINIMUM AND | | 0.091 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL |
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