5310-01-014-4285 WASHER,LOCK Index 5330-01-014-4287 SEAL,PLAIN ENCASED

National Stock Number:
5310-01-014-4286

Federal Supply Class:
5310

National Item Identification Number:
010144286

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:
3500355-159364HONEYWELL INTERNATIONAL INC.
3500355-199193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
HARDNESS RATING50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.475 INCHES MINIMUM AND 0.490 INCHES MAXIMUM
OUTSIDE DIAMETER0.830 INCHES MINIMUM AND 0.870 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
MATERIALSTEEL COMP E4340 OVERALL
RECESS DIAMETER0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM
RECESS ANGLE90.0 DEGREES NOMINAL
SPECIAL FEATURESCHAMFER ONE SIDE 25 DEG MIN 35 DEG MAX BY 0.075 IN. LG
STYLE DESIGNATORRECESSED
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP


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