5305-00-655-6630 SETSCREW Index 5310-00-655-6639 WASHER,FLAT

National Stock Number:
5310-00-655-6631

Federal Supply Class:
5310

National Item Identification Number:
006556631

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:
75NTE08072962HARVARD INDUSTRIES INC
79NTE080019L2ESNA, LLC
79NTE08072962HARVARD INDUSTRIES INC
917169200000ORDNANCE CORPS
ANN581352AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X NUT
NOMINAL THREAD SIZE0.500 INCHES
NUT HEIGHT0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE NUT
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD QUANTITY PER INCH20
THREAD SERIESUNF


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