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National Stock Number:
5310-99-075-7178
Federal Supply Class:
5310
National Item Identification Number:
990757178
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.
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Manufacturer Information:
| B510758 | K0378 | ROLLS-ROYCE PLC |
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Techincal Specification:
| HOLE DIAMETER | 5.7000 INCHES MINIMUM AND 5.7024 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MSRR 6503 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.1175 INCHES MINIMUM AND 0.1185 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | OUTSIDE DIAMETER | 6.190 INCHES MINIMUM AND 6.210 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 5.761 INCHES NOMINAL | | SPECIAL FEATURES | 300-350 HV MATERIAL HARDNESS AND BEARING SURFACES AND INNER SURFACE 63 UIN. | | STYLE DESIGNATOR | RECESSED BOTH SIDES |
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