7025-01-459-0853 JOYSTICK,DATA ENTRY Index 5305-01-459-0855 SCREW,CLOSE TOLERANCE

National Stock Number:
5310-01-459-0854

Federal Supply Class:
5310

National Item Identification Number:
014590854

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:
600-033-000195542NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
HOLE DIAMETER0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
OUTSIDE DIAMETER0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
MATERIALSTEEL COMP 303 OVERALL
RECESS ANGLE100.0 DEGREES NOMINAL
RECESS DIAMETER0.225 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
STYLE DESIGNATORRECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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