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National Stock Number:
5310-00-891-6011
Federal Supply Class:
5310
National Item Identification Number:
008916011
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:
| 563221 | 00088 | ROYAL OAK GAGE INC | | 563221 | 1J4P3 | PARADIGM MANCHESTER INC. | | 563221 | 31633 | ALINABAL HOLDINGS CORPORATION | | 563221 | 59420 | DYNAMIC GUNVER TECHNOLOGIES LLC | | 563221 | 77445 | RTX CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.313 INCHES MINIMUM AND 0.319 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM | | MATERIAL | STEEL COMP 321 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DEPTH | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE FINISH | 63.0 MICROINCHES TOP | | SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
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