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Part Number

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

Definition:

A NUT OF CYLINDRICAL OR PARTLY CYLINDRICAL CROSS-SECTION WITH INTEGRAL THREADS PERPENDICULAR TO THE AXIAL CENTERLINE. ENDS MAY BE FLAT OR FLANGED. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES NUT (1), SELF-LOCKING, ROUND.

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

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
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS577 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
ACVN NUT LENGTH 1.718 INCHES MINIMUM AND 1.738 INCHES MAXIMUM
BZRR THREAD SERIES UNS
CQFM HARDNESS RATING 39.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
ADFK NUT COUNTERBORE DEPTH 0.370 INCHES MINIMUM NUT AND 0.380 INCHES MAXIMUM NUT
AZKQ TEMP RATING 450.0 DEG FAHRENHEIT NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
ACTA NUT STYLE FLOATING SELF-LOCKING BARREL
MATT MATERIAL STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP E4340 OVERALL
CMLP THREAD QUANTITY PER INCH 14
AAJD THREAD CLASS 3B
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
ACTD NUT DIAMETER 1.556 INCHES MINIMUM AND 1.559 INCHES MAXIMUM
ADBA BARREL HEIGHT 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
ABAJ LUBRICATION DRY FILM LUBRICANT
CQJX NOMINAL THREAD SIZE 1.000 INCHES
AAWY COUNTERBORE DIAMETER 1.032 INCHES MINIMUM NUT AND 1.042 INCHES MAXIMUM NUT
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
ADEA NUT HEIGHT 1.281 INCHES MINIMUM
CBBL FEATURES PROVIDED FLOATING NUT
SFTT SURFACE TREATMENT CADMIUM OVERALL
AAUM LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN

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