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Part Number

Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , HEXAGON

Definition:

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.

CAGE Information

Code Company
43689 HUNTINGTON INGALLS INCORPORATED DIV

Federal Supply Class

Title

NUTS AND WASHERS

Inclusions:

INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.

Exclusions:

EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSXL BEARING SURFACE FINISH 125.0 MICROINCHES
CSXL BEARING SURFACE FINISH 125.0 MICROINCHES
ADEA NUT HEIGHT 0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
CQJX NOMINAL THREAD SIZE 0.250 INCHES
MATT MATERIAL PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT
MATT MATERIAL NICKEL ALLOY 400 NUT OR NICKEL ALLOY R-405 NUT
CQFM HARDNESS RATING NOT RATED
AZKQ TEMP RATING 250.0 DEG FAHRENHEIT NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
AAUM LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
AAJD THREAD CLASS 3B
ASDB WIDTH ACROSS FLATS 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
ACTA NUT STYLE HEXAGON
CRTM BEARING SURFACE TYPE CHAMFERED OR WASHER FACED
BZRR THREAD SERIES UNC
CMLP THREAD QUANTITY PER INCH 20
MDCL MATERIAL DOCUMENT AND CLASSIFICATION ASTM D44066,COMP A,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
CRSQ COUNTERSINK ANGLE 88.0 DEGREES NOMINAL NUT

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