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 |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| BZRR | THREAD SERIES | UNF |
| ADEA | NUT HEIGHT | 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.492 INCHES MINIMUM AND 0.504 INCHES MAXIMUM |
| ACTA | NUT STYLE | DOUBLE HEXAGON |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| MATT | MATERIAL | STEEL OVERALL |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |