Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , HEXAGON
Definition:
A NUT HAVING A FLAT BOTTOM AND 6 SIDES. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES NUT (1), SELF-LOCKING, CAP.
CAGE Information
| Code | Company |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
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 |
|---|---|---|
| FEAT | SPECIAL FEATURES | TENSILE STRENGTH SHALL BE 70 KSI; SURFACE TEXTURE SHALL BE RA 125 MICROINCHES PER ANSI/ASME B46.1 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL EXCEPT INSERT AND MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| MATT | MATERIAL | STEEL COMP 316 OVERALL EXCEPT INSERT |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| ADEA | NUT HEIGHT | 0.329 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | NOT RATED |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL EXCEPT INSERT OR OXIDE OVERALL EXCEPT INSERT |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| ACTA | NUT STYLE | HEXAGON |
| BZRR | THREAD SERIES | UNC |
| AAJD | THREAD CLASS | 2B |
| ASDB | WIDTH ACROSS FLATS | 0.489 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |