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National Stock Number:
5310-00-961-8390
Federal Supply Class:
5310
National Item Identification Number:
009618390
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:
| 10121892 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 5310PL0199760 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | F12NE4753-048 | 019L2 | ESNA, LLC | | F12NE4753-048 | 72962 | HARVARD INDUSTRIES INC | | 938.08.71.204 | S4080 | PILATUS AIRCRAFT LTD | | 9380871204 | S4080 | PILATUS AIRCRAFT LTD | | F12NEC428 | 27687 | GREER STOP NUT INC. | | MS17825-4 | 27687 | GREER STOP NUT INC. | | PCR64 | 62554 | ALCOA GLOBAL FASTENERS INC. DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS | | MS17825-4 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS17825-4 | A0126 | LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE | | MS17825-4 | AC910 | AERTEKNO S.R.L. | | MS17825-4 | K0668 | LEONARDO UK LTD |
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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 | 0.250 INCHES | | NUT HEIGHT | 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM | | NUT STYLE | SLOTTED, HEXAGON | | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 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 CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
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