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National Stock Number:
5310-00-816-8310
Federal Supply Class:
5310
National Item Identification Number:
008168310
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:
| LS2816-2 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| HOLE DIAMETER | 0.1415 INCHES MINIMUM AND 0.1485 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.423 INCHES MINIMUM AND 0.443 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.049 INCHES MINIMUM AND 0.069 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | RECESS ANGLE | 119.0 DEGREES MINIMUM AND 121.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.369 INCHES MINIMUM AND 0.379 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | CHROMATE OVERALL |
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