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 |
|---|---|---|
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J995, GRADE 8 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349 - MIL-DTL-45913/4A GOVERNMENT SPECIFICATION |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| MATT | MATERIAL | STEEL OVERALL |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, TYPE II, FE/ZN 8 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF LOCKING, HEXAGON ALL-METAL, LOCKING FEATURE, 250 DEGREES, UNC/UNF-3B |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | 2320-01-380-8604, TRUCK,UTILITY "TRUCK, VEHICLE SYSTEM, 1 1/4 TON HMMWV! |