5305-01-431-3664 SCREW,MACHINE Index 5310-01-431-3666 WASHER,FLAT

National Stock Number:
5310-01-431-3665

Federal Supply Class:
5310

National Item Identification Number:
014313665

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:
08360-200881LQK8KEYSIGHT TECHNOLOGIES, INC.
08360-2008828480HEWLETT-PACKARD COMPANY
08360-200887ZXR5KEYSIGHT TECHNOLOGIES INC


Techincal Specification:
HOLE DIAMETER9.55 MILLIMETERS MINIMUM AND 9.65 MILLIMETERS MAXIMUM
OUTSIDE DIAMETER17.95 MILLIMETERS MINIMUM AND 18.05 MILLIMETERS MAXIMUM
OVERALL HEIGHT3.56 MILLIMETERS MINIMUM AND 4.06 MILLIMETERS MAXIMUM
MATERIALALUMINUM OVERALL
RECESS DEPTH1.35 MILLIMETERS MINIMUM AND 1.65 MILLIMETERS MAXIMUM
RECESS DIAMETER12.9 MILLIMETERS MINIMUM AND 13.1 MILLIMETERS MAXIMUM
STYLE DESIGNATORRECESSED
SURFACE TREATMENTCHROMATE OVERALL


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