5310-01-215-5381 WASHER,LOCK Index 5310-01-215-5383 WASHER,RECESSED

National Stock Number:
5310-01-215-5382

Federal Supply Class:
5310

National Item Identification Number:
012155382

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:
500738999167HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
BOTTOM RECESS ANGLE85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
BOTTOM RECESS DIAMETER0.500 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAT TREATMENTHARDENED
HOLE DIAMETER0.458 INCHES MINIMUM AND 0.463 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM
MATERIALSTEEL COMP 630 OVERALL
PROPRIETARY CHARACTERISTICSPACS
OUTSIDE DIAMETER0.923 INCHES MINIMUM AND 0.953 INCHES MAXIMUM
STYLE DESIGNATORRECESSED BOTH SIDES
SURFACE FINISH32.0 MICROINCHES BOTTOM
SURFACE FINISH32.0 MICROINCHES TOP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPN14.10,FSCM 99167 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TOP RECESS ANGLE85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
TOP RECESS DIAMETER0.500 INCHES MINIMUM AND 0.530 INCHES MAXIMUM


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