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National Stock Number:
5310-01-148-0250
Federal Supply Class:
5310
National Item Identification Number:
011480250
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:
| 2640-339X2 PIECE 9 | 96169 | ELECTRIC BOAT CORPORATION | | 845-2050575 PIECE 9 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 4.372 INCHES NOMINAL | | OUTSIDE DIAMETER | 4.875 INCHES NOMINAL | | OVERALL HEIGHT | 0.547 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288,COMP E FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.187 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | RECESS DEPTH | 0.360 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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