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National Stock Number:
5310-01-036-5047
Federal Supply Class:
5310
National Item Identification Number:
010365047
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:
| 19079-1 | 02121 | GOODRICH AEROSPACE CANADA LTD. |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.958 INCHES MINIMUM AND 0.963 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | FEAT | | HARDNESS RATING | 34.2 ROCKWELL C MINIMUM AND 37.7 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.878 INCHES MINIMUM AND 0.883 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM | | MATERIAL | STEEL COMP 630 OVERALL | | SPECIAL FEATURES | ITEM IS CRITICAL TO APPLICATION (A-10 LANDING GEAR COMPONENT) AND IS ESSENTIAL TO WEAPON SYSTEM PERFORMANCE AND OPERATION | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE FINISH | 32.0 MICROINCHES BOTTOM | | SURFACE FINISH | 32.0 MICROINCHES TOP | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-1500,TYPE 2,CLASS 2 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.958 INCHES MINIMUM AND 0.963 INCHES MAXIMUM |
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