5305-01-389-6995 SCREW,CLOSE TOLERANCE Index 5315-01-389-6997 PIN,SHOULDER,HEADLESS

National Stock Number:
5310-01-389-6996

Federal Supply Class:
5310

National Item Identification Number:
013896996

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:
5310PL08577139009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
MS-17830-4C CRE S 316D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
MS17830-4C96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE88.0 DEGREES NOMINAL NUT
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY MATERIAL
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIALPLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT
MATERIALSTEEL COMP 316 NUT
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENTPASSIVATE NUT
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH20


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