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National Stock Number:
5310-01-493-4427
Federal Supply Class:
5310
National Item Identification Number:
014934427
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A NUT, CIRCULAR IN SHAPE, HAVING WRENCHING FACILITIES SUCH AS FLATS, HOLES, PROTRUSIONS, SLOTS OR SPLINES IN OR ON THE PERIPHERY. IT HAS AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE WRENCHING ELEMENT PERIPHERY AND AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
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Manufacturer Information:
| KFN631-5 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | KFN631-5 | 17446 | HUCK INTERNATIONAL, INC | | KFN631-5 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.3125 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE LOCKING INSERT | | ALUMINUM ALLOY NUT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT | | SURFACE TREATMENT | ANODIZE NUT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE II,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT | | NUT STYLE | SPLINE DRIVE | | WASHER OUTSIDE DIAMETER | 0.636 INCHES MAXIMUM | | OVERALL HEIGHT | 0.470 INCHES MAXIMUM | | WASHER THICKNESS | 0.117 INCHES MINIMUM AND | | 0.127 INCHES MAXIMUM | | DRIVE POINT QUANTITY | 8 | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL | | SPECIAL FEATURES | NUT MATERIAL 7075-T73 ALUMINUM ALLOY:FIRST END FORMED OUT OF ROUND TO PROVIDE SELF-LOCKING ACTION |
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