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National Stock Number:
5310-01-171-6549
Federal Supply Class:
5310
National Item Identification Number:
011716549
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:
| 5210504 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 2.364 INCHES MINIMUM AND 2.366 INCHES MAXIMUM | | OUTSIDE DIAMETER | 3.497 INCHES MINIMUM AND 3.500 INCHES MAXIMUM | | OVERALL HEIGHT | 0.810 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 316 OVERALL | | RECESS DEPTH | 0.160 INCHES NOMINAL | | RECESS DIAMETER | 3.250 INCHES NOMINAL | | SPECIAL FEATURES | HOLE DIA CHAMFERED AT 2 PLACES,0.120 IN. AT A 45 DEG ANGLE,RECESSED DIAHAS A 0.060 IN. RADIUS,OD CHAMFERED 0.120 IN. AT A 15 DEG ANGLE AT END OPPOSITE RECESS | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 16.0 MICROINCHES OUTER |
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