5310-01-072-8135 NUT,PLAIN,ROUND Index 5310-01-072-8137 WASHER,SPRING TENSION

National Stock Number:
5310-01-072-8136

Federal Supply Class:
5310

National Item Identification Number:
010728136

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:
1228334319200US ARMY ARDEC RDECOM


Techincal Specification:
MATERIALSTEEL COMP 303 OR
STEEL COMP 303SE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORRECESSED
HOLE DIAMETER0.210 INCHES NOMINAL
OUTSIDE DIAMETER0.750 INCHES NOMINAL
RECESS DIAMETER0.360 INCHES NOMINAL
MATERIAL THICKNESS0.060 INCHES NOMINAL
RECESS ANGLE100.0 DEGREES NOMINAL
SPECIAL FEATURESTHE OUTSIDE EDGE OF THE RECESSED SIDE IS CHAMFERED,0.03 IN TAPER LENGTH BY 45 DEG ANGLE; USED ON XM1
THE MANUFACTURERS DATA
MANUFACTURERS CODE19200
DESIGN CONTROL REFERENCE12283343


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