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National Stock Number:
5310-00-413-0016
Federal Supply Class:
5310
National Item Identification Number:
004130016
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:
| P511-22 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-250/11,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.701 INCHES MINIMUM AND | | 0.711 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.044 INCHES MINIMUM AND | | 1.074 INCHES MAXIMUM | | RECESS DIAMETER | 0.837 INCHES MINIMUM AND | | 0.852 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.095 INCHES MINIMUM AND | | 0.105 INCHES MAXIMUM | | RECESS ANGLE | 88.000 DEGREES MINIMUM AND | | 92.000 DEGREES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81755 | | DESIGN CONTROL REFERENCE | P511-22 |
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