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National Stock Number:
5310-01-358-6587
Federal Supply Class:
5310
National Item Identification Number:
013586587
Description:
NUT,SELF-LOCKING,CASTELLATED,HEX
Detail:
A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE" FEATURE IN CRITICAL APPLICATIONS. EXCLUDES NUT (1), SELF-LOCKING, SLOTTED, HEXAGON.
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Manufacturer Information:
| 3D0026-7 | 88277 | THE BOEING COMPANY | | 5310PL0204352 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | HC54709-7 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 73781CS-720 | 56878 | SPS TECHNOLOGIES, LLC | | PHCR-57 | 62554 | ALCOA GLOBAL FASTENERS INC. DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS | | E9925-7 | 72962 | HARVARD INDUSTRIES INC | | PHCR57 | 89305 | SIMMONDS PRECISION PRODUCTS INC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.4375 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 OR AMS 5732 OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 OR AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 46.0 ROCKWELL C MAXIMUM | | NUT STYLE | CASTELLATED, HEXAGON | | NUT HEIGHT | 0.453 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.494 INCHES MINIMUM AND | | 0.504 INCHES MAXIMUM | | BEARING SURFACE TYPE | WASHER FACED | | TEMP RATING | 800.0 DEG FAHRENHEIT MAXIMUM | | PRECIOUS MATERIAL | SILVER | | PRECIOUS MATERIAL AND LOCATION | SURFACES SILVER |
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