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 |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ASDB | WIDTH ACROSS FLATS | 0.493 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3B |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.313 INCHES |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| ADEA | NUT HEIGHT | 0.253 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| BZRR | THREAD SERIES | UNJF |
| AAUM | LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |