5310-00-052-1287 NUT,PLAIN,ROUND Index 3110-00-052-1290 BEARING,ROLLER,CYLINDRICAL

National Stock Number:
5310-00-052-1289

Federal Supply Class:
5310

National Item Identification Number:
000521289

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:
267814634087KITCO LLC
267814656540ASSOCIATED AIRCRAFT MANUFACTURING & SALES, INC.
267814688277THE BOEING COMPANY
26781468X044DERCO AEROSPACE, INC.


Techincal Specification:
HEAT TREATMENTO-ANNEALED, RECRYSTALLIZED
HOLE DIAMETER0.529 INCHES MINIMUM AND 0.540 INCHES MAXIMUM
OUTSIDE DIAMETER1.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.090 INCHES NOMINAL
MATERIALALUMINUM ALLOY 3003 OVERALL
RECESS ANGLE100.0 DEGREES NOMINAL
RECESS DIAMETER0.602 INCHES MAXIMUM
STYLE DESIGNATORRECESSED
SURFACE TREATMENTANODIZE OVERALL


Click here to Register for Free 30-day Trial