5310-01-571-5398 WASHER,FLAT Index 5310-01-571-5571 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-571-5485

Federal Supply Class:
5310

National Item Identification Number:
015715485

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:
MS17830-4F31696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT STYLEHEXAGON
MATERIALPLASTIC LOCKING INSERT
MATERIALSTEEL COMP 316 NUT
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
TEMP RATING250.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)


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