Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , SLOTTED , HEXAGON
Definition:
A NUT HAVING A FLAT BEARING SURFACE AND 6 FLAT SIDES WITH SLOTS IN ITS UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS, WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE
CAGE Information
| Code | Company |
|---|---|
| 019L2 | MAC LEAN-FOGG COMPANY DBA MAC LEAN-E |
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 |
|---|---|---|
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| CRTM | BEARING SURFACE TYPE | WASHER FACED |
| CQFM | HARDNESS RATING | NOT RATED |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| ACTA | NUT STYLE | SLOTTED, HEXAGON |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5725 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| AAJD | THREAD CLASS | 3B |
| AZKQ | TEMP RATING | 800.0 DEG FAHRENHEIT NOMINAL |
| ADEA | NUT HEIGHT | 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | ANY ACCEPTABLE NUT |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | SILVER OVERALL |
| BZRR | THREAD SERIES | UNJF |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |