4520-01-465-9337 HEATER SHA MANUAL Index 9925-01-465-9339 BOOK,PSALMS

National Stock Number:
5310-01-465-9338

Federal Supply Class:
5310

National Item Identification Number:
014659338

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:
17P2A3931-50788277THE BOEING COMPANY


Techincal Specification:
HOLE DIAMETER0.250 INCHES NOMINAL
OUTSIDE DIAMETER0.625 INCHES NOMINAL
OVERALL HEIGHT0.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.312 INCHES NOMINAL
MATERIALSTEEL COMP 321 OVERALL
RECESS DEPTH0.090 INCHES NOMINAL
STYLE DESIGNATORRECESSED


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