Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , DOUBLE HEXAGON
Definition:
A NUT HAVING 12 DRIVE POINTS AND 24 SIDES. THE BEARING SURFACE MAY BE WASHER FACED. AN INTEGRAL LOCKING FEATURE IS INCORPORATED IN THE DESIGN OF THE HEAD OR IN THE THREADS.
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 |
|---|---|---|
| SFTT | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
| ACTA | NUT STYLE | DOUBLE HEXAGON |
| ADEA | NUT HEIGHT | 0.344 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| AAJD | THREAD CLASS | 3B |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ABAJ | LUBRICATION | SOLUBLE LUBRICANT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| AZKQ | TEMP RATING | 900.0 DEG FAHRENHEIT NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| BZRR | THREAD SERIES | UNJF |
| MATT | MATERIAL | STEEL COMP 601 OVERALL |
| CRTM | BEARING SURFACE TYPE | FLAT OR CHAMFERED |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |