5305-00-400-8353 SCREW,MACHINE Index 5310-00-400-8358 WASHER,RECESSED

National Stock Number:
5310-00-400-8357

Federal Supply Class:
5310

National Item Identification Number:
004008357

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:
15229-301359TRIUMPH THERMAL SYSTEMS - MARYLAND, INC.


Techincal Specification:
HOLE DIAMETER0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.032 INCHES NOMINAL
MATERIALALUMINUM ALLOY 3003 OVERALL
OUTSIDE DIAMETER0.814 INCHES MINIMUM AND 0.824 INCHES MAXIMUM
OVERALL HEIGHT0.075 INCHES NOMINAL
RECESS DEPTH0.043 INCHES NOMINAL
STYLE DESIGNATORRECESSED


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