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National Stock Number:
5310-01-131-7578
Federal Supply Class:
5310
National Item Identification Number:
011317578
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:
| 10109617 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 4M247-16C | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 1.010 INCHES MINIMUM AND 1.025 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.625 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530,TEMPER AT FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.078 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 1.140 INCHES MINIMUM AND 1.160 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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