3120-00-952-1870 BEARING,PLAIN,SELF-ALIGNING Index 3020-00-952-1874 GEAR,HELICAL

National Stock Number:
5310-00-952-1872

Federal Supply Class:
5310

National Item Identification Number:
009521872

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:
10121878A486GNIMIKKEISTOKESKUS NCB FINLAND
58FH-83256878SPS TECHNOLOGIES, LLC
990112-400752L3HARRIS TECHNOLOGIES, INC.
H57-0815653HOWMET GLOBAL FASTENING SYSTEMS INC
852639218876U S ARMY AVIATION AND MISSILE COMMAND
AN363C83288044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
SM1813-8272962HARVARD INDUSTRIES INC
H57-0875237HOWMET GLOBAL FASTENING SYSTEMS INC.
MS21045C0880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS21045C0896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
H57-08R1120SATAIR A/S


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
NUT STYLEHEXAGON
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
THREAD SERIESUNJC
NOMINAL THREAD SIZE0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3B
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT HEIGHT0.219 INCHES MINIMUM AND
0.250 INCHES MAXIMUM
WIDTH ACROSS FLATS0.336 INCHES MINIMUM AND
0.345 INCHES MAXIMUM
COUNTERSINK ANGLE88.0 DEGREES NOMINAL NUT
LUBRICATIONDRY FILM LUBRICANT
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL
BEARING SURFACE FINISH125.0 MICROINCHES


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