1680-00-857-7164 END FITTING,ACTUATO Index 5310-00-857-7166 WASHER,RECESSED

National Stock Number:
5310-00-857-7165

Federal Supply Class:
5310

National Item Identification Number:
008577165

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:
728476-317772AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC
728476-336659LOCKHEED MARTIN CORP LOCKHEED MARTIN AERONAUTICAL SYSTEMS BURBANK OPNS
728476-398897LOCKHEED MARTIN CORP


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORRECESSED
HOLE DIAMETER0.687 INCHES MINIMUM AND
0.696 INCHES MAXIMUM
OUTSIDE DIAMETER1.250 INCHES NOMINAL
RECESS DIAMETER0.835 INCHES NOMINAL
MATERIAL THICKNESS0.080 INCHES NOMINAL
RECESS ANGLE90.0 DEGREES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE98897
DESIGN CONTROL REFERENCE728476-3


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