3110-00-248-5770 BEARING,BALL,ANNULAR Index 6105-00-248-5772 ROTOR,MOTOR

National Stock Number:
5310-00-248-5771

Federal Supply Class:
5310

National Item Identification Number:
002485771

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:
65A137C3530003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
MATERIALSTEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING27.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORRECESSED
HOLE DIAMETER1.076 INCHES MINIMUM AND
1.078 INCHES MAXIMUM
OUTSIDE DIAMETER1.500 INCHES NOMINAL
RECESS DIAMETER1.220 INCHES NOMINAL
MATERIAL THICKNESS0.076 INCHES MINIMUM AND
0.080 INCHES MAXIMUM
RECESS ANGLE100.0 DEGREES NOMINAL


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