5310-00-857-5548 NUT,SELF-LOCKING,HEXAGON Index 5310-00-857-5552 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-00-857-5551

Federal Supply Class:
5310

National Item Identification Number:
008575551

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.


Manufacturer Information:
MS21044LN796906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
STEEL NUT
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
BEARING SURFACE TYPEANY ACCEPTABLE
THREAD SERIESUNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
SURFACE TREATMENTCADMIUM NUT
NUT HEIGHT0.435 INCHES MINIMUM AND
0.469 INCHES MAXIMUM
WIDTH ACROSS FLATS0.679 INCHES MINIMUM AND
0.690 INCHES MAXIMUM
TEMP RATING250.0 DEG FAHRENHEIT NOMINAL
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS21044LN7


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