2840-00-775-1248 PLATE,SEAL COMPRESS Index 2840-00-775-1254 NOZZLE ASSEMBLY,TURBINE,AIRCRAFT

National Stock Number:
5310-00-775-1249

Federal Supply Class:
5310

National Item Identification Number:
007751249

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:
37034077445RTX CORPORATION


Techincal Specification:
HOLE DIAMETER3.151 INCHES MINIMUM AND 3.154 INCHES MAXIMUM
OUTSIDE DIAMETER3.540 INCHES MINIMUM AND 3.560 INCHES MAXIMUM
OVERALL HEIGHT0.168 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
MATERIAL THICKNESS0.052 INCHES NOMINAL
MATERIALSTEEL OVERALL
RECESS DEPTH0.096 INCHES MINIMUM AND 0.104 INCHES MAXIMUM
STYLE DESIGNATORRECESSED


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