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National Stock Number:
5310-01-474-1091
Federal Supply Class:
5310
National Item Identification Number:
014741091
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:
| MS21224-3C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.190 INCHES | | NUT HEIGHT | 0.344 INCHES MINIMUM AND 0.374 INCHES MAXIMUM | | NUT STYLE | CASTELLATED, HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING, CASTELLATED, HEXAGON COUNTERBORED, ASSEMBLED WASHER, 250 DEG F, NON-METALLIC INSERT ( FOR SELF-RETAINING BOLTS) | | SPECIAL FEATURES | MS21224 HAS BEEN REPLACED BY NASM21224 DATED NOVEMBER1999 | | WIDTH ACROSS FLATS | 0.413 INCHES NOMINAL | | THREAD CLASS | 3B | | THREAD SERIES | UNJF | | THREAD QUANTITY PER INCH | 32 |
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