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National Stock Number:
5310-00-277-2397
Federal Supply Class:
5310
National Item Identification Number:
002772397
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:
| 10246306 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 0.204 INCHES MINIMUM AND 0.209 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.490 INCHES MINIMUM AND 1.495 INCHES MAXIMUM | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.385 INCHES MINIMUM AND 0.405 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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