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National Stock Number:
5310-01-015-5728
Federal Supply Class:
5310
National Item Identification Number:
010155728
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:
| 184909 | 72962 | HARVARD INDUSTRIES INC | | 184909 | 77445 | RTX CORPORATION | | 55136-428 | 56878 | SPS TECHNOLOGIES, LLC | | SD.300.55135 | 56878 | SPS TECHNOLOGIES, LLC | | 753949 | 77445 | RTX CORPORATION | | SD.300.55135 | 80539 | SPS TECHNOLOGIES, LLC | | Z2336-048 | 0PTK6 | SPS TECHNOLOGIES INC |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | HARDNESS RATING | 26.0 ROCKWELL C MAXIMUM | | LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 11L37 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT HEIGHT | 0.320 INCHES NOMINAL | | NUT STYLE | CASTELLATED, HEXAGON | | WIDTH ACROSS FLATS | 0.435 INCHES NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNJS |
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