5340-00-281-8386 POST,ELECTRICAL-MECHANICAL EQUIPMENT Index 5330-00-281-8389 SEAL,PLAIN ENCASED

National Stock Number:
5310-00-281-8388

Federal Supply Class:
5310

National Item Identification Number:
002818388

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.


Manufacturer Information:
519R106H0197942NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
HOLE DIAMETER1.405 INCHES MINIMUM AND 1.410 INCHES MAXIMUM
OUTSIDE DIAMETER1.678 INCHES MINIMUM AND 1.679 INCHES MAXIMUM
OVERALL HEIGHT0.265 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T-700/6,TYPE 1,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.0887 INCHES MINIMUM AND 0.0894 INCHES MAXIMUM
MATERIALALUMINUM ALLOY 6061 OVERALL
RECESS DEPTH0.234 INCHES NOMINAL
STYLE DESIGNATORRECESSED


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