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National Stock Number:
5310-01-288-9163
Federal Supply Class:
5310
National Item Identification Number:
012889163
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:
| SS5093-16 | 56878 | SPS TECHNOLOGIES, LLC | | SS5093-16 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 1.000 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | CASTELLATED, HEXAGON | | NUT HEIGHT | 1.010 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.489 INCHES MINIMUM AND | | 1.502 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | TEMP RATING | 800.0 DEG FAHRENHEIT MAXIMUM | | PRECIOUS MATERIAL | SILVER | | PRECIOUS MATERIAL AND LOCATION | NUT SILVER |
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