5310-01-236-2139 WASHER,FLAT Index 5340-01-236-2141 CLAMP,LOOP

National Stock Number:
5310-01-236-2140

Federal Supply Class:
5310

National Item Identification Number:
012362140

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:
SSN593-520-1862473 PIECE 1381316PORTSMOUTH NAVAL SHIPYARD


Techincal Specification:
HOLE DIAMETER2.8755 INCHES MINIMUM AND 2.8773 INCHES MAXIMUM
OUTSIDE DIAMETER4.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-24093,CL F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
MATERIALSTEEL OVERALL
SPECIAL FEATURESOUTSIDE CORNER OF RECESSED BEARING SURFACE CHAMFERED
STYLE DESIGNATORRECESSED


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