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National Stock Number:
5310-00-863-1236
Federal Supply Class:
5310
National Item Identification Number:
008631236
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:
| 114E5086-1 | 77272 | THE BOEING COMPANY | | 114E5086-1 | 81205 | THE BOEING COMPANY | | 5310HC1-002 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| HEAT TREATMENT | AS FABRICATED | | HOLE DIAMETER | 0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM | | OVERALL HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.105 INCHES MINIMUM AND 0.125 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | RECESS DEPTH | 0.060 INCHES MINIMUM AND 0.085 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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