5305-01-424-8662 SCREW,MACHINE Index 5310-01-424-8664 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-424-8663

Federal Supply Class:
5310

National Item Identification Number:
014248663

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:
4D0033C310630ANILLO INDUSTRIES LLC
4D0033C358009MOELLER MANUFACTURING & SUPPLY, LLC
4D0033C388277THE BOEING COMPANY


Techincal Specification:
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORRECESSED
HOLE DIAMETER0.191 INCHES MINIMUM AND
0.195 INCHES MAXIMUM
OUTSIDE DIAMETER0.362 INCHES MINIMUM AND
0.372 INCHES MAXIMUM
MATERIAL THICKNESS0.057 INCHES MINIMUM AND
0.069 INCHES MAXIMUM


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