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National Stock Number:
5310-01-132-5311
Federal Supply Class:
5310
National Item Identification Number:
011325311
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:
| 854119-0001 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 854119-1 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | HOLE DIAMETER | 0.250 INCHES MINIMUM AND | | 0.255 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.500 INCHES NOMINAL | | MATERIAL THICKNESS | 0.060 INCHES MINIMUM AND | | 0.065 INCHES MAXIMUM | | TOP RECESS DIAMETER | 0.270 INCHES NOMINAL | | BOTTOM RECESS DIAMETER | 0.270 INCHES NOMINAL | | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | SPECIAL FEATURES | GROOVE 0.035 IN. ON SIDE OF WASHER,GROOVE ANGLE OF 44 DEG MIN AND 46 DEG MAX |
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