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National Stock Number:
5310-01-060-5993
Federal Supply Class:
5310
National Item Identification Number:
010605993
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:
| S6165-61523-106 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.516 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.927 INCHES MINIMUM AND 0.937 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | IL-S-7020,COND A MIL SPEC 10TH MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM | | MATERIAL | STEEL COMP 302 OVERALL | | RECESS DEPTH | 0.060 INCHES NOMINAL | | RECESS DIAMETER | 0.692 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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