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National Stock Number:
5310-00-774-9073
Federal Supply Class:
5310
National Item Identification Number:
007749073
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:
| 190171 | 24617 | GENERAL MOTORS CORP | | 190171 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC | | 190171 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | MATERIAL | PLASTIC LOCKING INSERT | | MATERIAL | STEEL OVERALL EXCEPT INSERT | | NOMINAL THREAD SIZE | 0.500 INCHES | | NUT HEIGHT | 0.618 INCHES NOMINAL | | NUT STYLE | CASTELLATED, HEXAGON | | WIDTH ACROSS FLATS | 0.765 INCHES NOMINAL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 20 |
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