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National Stock Number:
5310-00-455-6881
Federal Supply Class:
5310
National Item Identification Number:
004556881
Description:
NUT,SELF-LOCKING,SLOTTED,HEXAGON
Detail:
A NUT HAVING A FLAT BEARING SURFACE AND 6 FLAT SIDES WITH SLOTS IN ITS 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, CASTELLATED, OCTAGON.
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Manufacturer Information:
| F12NEC1018 | 27687 | GREER STOP NUT INC. | | MS17825-10 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | MS17825-10 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | MS17825-10 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE TYPE | WASHER FACED | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING INSERT | | MATERIAL | STEEL NUT | | NOMINAL THREAD SIZE | 0.625 INCHES | | NUT HEIGHT | 0.704 INCHES MINIMUM AND 0.734 INCHES MAXIMUM | | NUT STYLE | SLOTTED, HEXAGON | | WIDTH ACROSS FLATS | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL EXCEPT INSERT | | TEMP RATING | 250.0 FAHRENHEIT NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3B | | THREAD SERIES | UNJF | | THREAD QUANTITY PER INCH | 18 |
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