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National Stock Number:
5310-01-303-0930
Federal Supply Class:
5310
National Item Identification Number:
013030930
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:
| 499-10073-1 | 82918 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.250 INCHES NOMINAL | | MATERIAL | STEEL COMP E4340 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.380 INCHES MINIMUM AND 2.410 INCHES MAXIMUM | | HARDNESS RATING | 33.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 1.160 INCHES NOMINAL | | OVERALL HEIGHT | 0.500 INCHES NOMINAL | | RECESS DEPTH | 0.300 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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