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National Stock Number:
5310-01-385-1550
Federal Supply Class:
5310
National Item Identification Number:
013851550
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:
| 03A280C7P | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A280C7P | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | AS32990C7P | 10630 | ANILLO INDUSTRIES LLC | | MM891C7P | 58009 | MOELLER MANUFACTURING & SUPPLY, LLC | | NS202859C7P | 80539 | SPS TECHNOLOGIES, LLC | | VN948YNP7CP | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY 718 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 5597 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.439 INCHES MINIMUM AND | | 0.443 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.807 INCHES MINIMUM AND | | 0.817 INCHES MAXIMUM | | RECESS DIAMETER | 0.539 INCHES MINIMUM AND | | 0.549 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 95.0 DEGREES NOMINAL |
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