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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
019L2 MAC LEAN-FOGG COMPANY DBA MAC LEAN-E

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
ADEA NUT HEIGHT 1.610 INCHES MINIMUM AND 1.672 INCHES MAXIMUM
SFTT SURFACE TREATMENT PASSIVATE OVERALL EXCEPT INSERT
ASDB WIDTH ACROSS FLATS 1.973 INCHES MINIMUM AND 2.008 INCHES MAXIMUM
CQFM HARDNESS RATING NOT RATED
MATT MATERIAL PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT OR PLASTIC POLYCAPROLACTAM LOCKING INSERT
AZKQ TEMP RATING 250.0 DEG FAHRENHEIT NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
CMLP THREAD QUANTITY PER INCH 7
AAUM LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
AAJD THREAD CLASS 3B
CRTM BEARING SURFACE TYPE CHAMFERED
CQJX NOMINAL THREAD SIZE 1.250 INCHES
ACTA NUT STYLE HEXAGON
MATT MATERIAL STEEL COMP 303SE NUT OR STEEL COMP 303 NUT OR STEEL COMP 303 PLUS X NUT
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-M-20693 MIL SPEC ALL MATERIAL RESPONSES LOCKING INSERT
BZRR THREAD SERIES UNC
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5640 ASSN STD ALL MATERIAL RESPONSES NUT

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