5310-01-204-4220 WASHER,FLAT Index 5310-01-204-4222 WASHER,SPLIT

National Stock Number:
5310-01-204-4221

Federal Supply Class:
5310

National Item Identification Number:
012044221

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:
G110946-13B150RAYTHEON COMPANY
G110946-149956RAYTHEON COMPANY
G110946-154X10RAYTHEON COMPANY


Techincal Specification:
HOLE DIAMETER0.562 INCHES NOMINAL
OUTSIDE DIAMETER1.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.120 INCHES NOMINAL
MATERIALSTEEL COMP 304 OVERALL
RECESS ANGLE80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
RECESS DIAMETER0.622 INCHES NOMINAL
STYLE DESIGNATORRECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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