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Part Number

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

Definition:

A NUT HAVING 12 DRIVE POINTS, 24 SIDES, AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE POINTS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.

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
CQJX NOMINAL THREAD SIZE 0.250 INCHES
CQJX NOMINAL THREAD SIZE 0.250 INCHES
PRMT PRECIOUS MATERIAL SILVER
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
ACTA NUT STYLE DOUBLE HEXAGON
ADEM WASHER THICKNESS 0.045 INCHES NOMINAL
CQFM HARDNESS RATING NOT RATED
CMLP THREAD QUANTITY PER INCH 28
AAJF THREAD DIRECTION RIGHT-HAND
MATT MATERIAL IRON ALLOY 660 OVERALL
ABKW OVERALL HEIGHT 0.282 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
AAJD THREAD CLASS 3B
ZZZK SPECIFICATION/STANDARD DATA 0782--50T421 MANUFACTURERS SPECIFICATION
ZZZT NONDEFINITIVE SPEC/STD DATA D CLASS
AAVX WASHER OUTSIDE DIAMETER 0.399 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
AZKQ TEMP RATING 1200.0 DEG FAHRENHEIT NOMINAL
ASDB WIDTH ACROSS FLATS 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SFTT SURFACE TREATMENT SILVER OVERALL
BZRR THREAD SERIES UNJF
AAUM LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN

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