5310-00-638-9242 WASHER,FLAT Index 9905-00-638-9255 PLATE,IDENTIFICATION

National Stock Number:
5310-00-638-9245

Federal Supply Class:
5310

National Item Identification Number:
006389245

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:
8858A4313002GOODRICH CORPORATION
8858A436K4C8GOODRICH CORPORATION


Techincal Specification:
HOLE DIAMETER1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM
OUTSIDE DIAMETER2.120 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
MATERIALSTEEL COMP 4140 OVERALL
RECESS ANGLE90.0 DEGREES NOMINAL
RECESS DIAMETER1.910 INCHES NOMINAL
STYLE DESIGNATORRECESSED
SURFACE TREATMENTCADMIUM OVERALL


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