2840-01-447-6248 DISK,TURBINE,AIRCRAFT GAS TURBIN Index 3020-01-447-6250 GEAR,SPUR

National Stock Number:
5310-01-447-6249

Federal Supply Class:
5310

National Item Identification Number:
014476249

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:
140-007-41S34-497499BELL TEXTRON INC


Techincal Specification:
MATERIALSTEEL COMP 12L14 OVERALL
HOLE DIAMETER0.641 INCHES NOMINAL
OUTSIDE DIAMETER1.062 INCHES NOMINAL
MATERIAL THICKNESS0.125 INCHES NOMINAL


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