5310-00-852-7916 WASHER,FLAT Index 1560-00-852-7920 FITTING,DRAIN

National Stock Number:
5310-00-852-7918

Federal Supply Class:
5310

National Item Identification Number:
008527918

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:
111589-159364HONEYWELL INTERNATIONAL INC.
111589-170210HONEYWELL INTERNATIONAL INC.
111589-172599ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
111589-199193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
MATERIALSTEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
HARDNESS RATING40.0 ROCKWELL C MINIMUM
STYLE DESIGNATORRECESSED
HOLE DIAMETER0.280 INCHES MINIMUM AND
0.286 INCHES MAXIMUM
OUTSIDE DIAMETER0.488 INCHES MINIMUM AND
0.492 INCHES MAXIMUM
RECESS DIAMETER0.325 INCHES NOMINAL
MATERIAL THICKNESS0.122 INCHES NOMINAL
RECESS ANGLE59.0 DEGREES MINIMUM AND
61.0 DEGREES MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE59364
DESIGN CONTROL REFERENCE111589-1


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