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National Stock Number:
5310-00-138-4261
Federal Supply Class:
5310
National Item Identification Number:
001384261
Description:
NUT,SELF-LOCKING,HEXAGON
Detail:
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
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Manufacturer Information:
| LS12906-99 | 98897 | LOCKHEED MARTIN CORP | | MS21044B4 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MS21044B4 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | MATERIAL | COPPER ALLOY 360 OR | | COPPER ALLOY 260 NUT | | NUT STYLE | HEXAGON | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | BEARING SURFACE TYPE | CHAMFERED OR | | WASHER FACED | | THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT | | NUT HEIGHT | 0.240 INCHES MINIMUM AND | | 0.360 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND | | 0.439 INCHES MAXIMUM | | COUNTERSINK ANGLE | 88.0 DEGREES NOMINAL NUT | | LUBRICATION | SOLUBLE LUBRICANT | | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL | | BEARING SURFACE FINISH | 125.0 MICROINCHES | | SPECIAL FEATURES | MAGNETIC PARTICLE INSPECTION | | CRITICALITY CODE JUSTIFICATION | FEAT |
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