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National Stock Number:
5310-01-093-1573
Federal Supply Class:
5310
National Item Identification Number:
010931573
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:
| 845-4687679 ITEM 6 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 845-4687697 REV D ITEM 6 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 903 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,TY 3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | HOLE DIAMETER | 1.094 INCHES NOMINAL | | OUTSIDE DIAMETER | 3.718 INCHES MINIMUM AND | | 3.720 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.123 INCHES MINIMUM AND | | 0.127 INCHES MAXIMUM | | TOP RECESS DIAMETER | 1.156 INCHES NOMINAL | | BOTTOM RECESS DIAMETER | 1.156 INCHES NOMINAL | | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
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