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National Stock Number:
5310-00-459-9366
Federal Supply Class:
5310
National Item Identification Number:
004599366
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:
| A51S60535-15 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51S60535-15 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51S60535-15 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 1.440 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL | STEEL COMP 631 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 1.560 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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