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Part Number

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

Definition:

A NUT HAVING AN EXTERNALLY SPLINED SLEEVE, WHICH HOLDS IT IN POSITION WHEN FORCED INTO A HOLE OF SLIGHTLY SMALLER DIAMETER. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING.

CAGE Information

Code Company
56878 SPS TECHNOLOGIES LLC DBA AEROSPACE D

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
CMLP THREAD QUANTITY PER INCH 28
ADEA NUT HEIGHT 0.199 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
ACTA NUT STYLE SPLINE
AAVM PILOT LENGTH 0.086 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
AAJD THREAD CLASS 3B
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CQFM HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
ACTD NUT DIAMETER 0.531 INCHES MAXIMUM
MATT MATERIAL STEEL OVERALL
ABAJ LUBRICATION DRY FILM LUBRICANT
BZRR THREAD SERIES UNJF
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AISI 8740 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SFTT SURFACE TREATMENT CADMIUM OVERALL
AAUM LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN

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