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National Stock Number:
5310-01-573-7816
Federal Supply Class:
5310
National Item Identification Number:
015737816
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:
| 5310PL2131649 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | MS21299C10K | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| MATERIAL | STEEL COMP 630 OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND | | 42.0 ROCKWELL C MAXIMUM | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.627 INCHES MINIMUM AND | | 0.631 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.182 INCHES MINIMUM AND | | 1.192 INCHES MAXIMUM | | RECESS DIAMETER | 0.778 INCHES MINIMUM AND | | 0.788 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER RECESSED |
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