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National Stock Number:
5310-01-341-4750
Federal Supply Class:
5310
National Item Identification Number:
013414750
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:
| 4D0009C7 | 10630 | ANILLO INDUSTRIES INC | | 4D0009C7 | 58009 | MOELLER MANUFACTURING & SUPPLY, LLC | | 4D0009C7 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.439 INCHES MINIMUM AND 0.443 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 718 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.539 INCHES MINIMUM AND 0.549 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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