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National Stock Number:
5310-00-546-4467
Federal Supply Class:
5310
National Item Identification Number:
005464467
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:
| 224104 | 88818 | KEARFOTT CORPORATION |
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Techincal Specification:
| HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.140 INCHES MINIMUM AND 0.142 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.365 INCHES MINIMUM AND 0.370 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.034 INCHES MINIMUM AND 0.039 INCHES MAXIMUM | | MATERIAL | STEEL COMP E52100 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | RECESS ANGLE | 103.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.203 INCHES MINIMUM AND 0.206 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 16.0 MICROINCHES TOP |
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