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National Stock Number:
5310-00-404-3682
Federal Supply Class:
5310
National Item Identification Number:
004043682
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:
| 6-54865-1 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | | 6-54865-1 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 6-54865-1 | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.398 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.562 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.060 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OVERALL | | RECESS ANGLE | 110.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.490 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | PASSIVATE OVERALL |
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