5340-00-535-8267 CAP,PROTECTIVE,DUST AND MOISTURE Index 1560-00-535-8275 ELEVATOR,AIRCRAFT

National Stock Number:
5310-00-535-8269

Federal Supply Class:
5310

National Item Identification Number:
005358269

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:
47-641-073-780070LOCKHEED MARTIN CORPORATION
47-641-073-797499BELL TEXTRON INC


Techincal Specification:
HOLE DIAMETER0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
MATERIAL THICKNESS0.0600 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM
MATERIAL
OUTSIDE DIAMETER0.937 INCHES NOMINAL
OVERALL HEIGHT0.120 INCHES MINIMUM AND 0.124 INCHES MAXIMUM
RECESS DEPTH0.075 INCHES MINIMUM AND 0.077 INCHES MAXIMUM
STYLE DESIGNATORRECESSED


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