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 |
|---|---|
| 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 |
|---|---|---|
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES |
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES |
| ADEA | NUT HEIGHT | 0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| BZRR | THREAD SERIES | UNF |
| MATT | MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT |
| MATT | MATERIAL | NICKEL ALLOY 400 NUT OR NICKEL ALLOY R-405 NUT |
| CQFM | HARDNESS RATING | NOT RATED |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| AAJD | THREAD CLASS | 3B |
| ASDB | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| ACTA | NUT STYLE | HEXAGON |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A FED SPEC 1ST MATERIAL RESPONSE NUT OR QQ-N-281,CL B FED SPEC 2ND MATERIAL RESPONSE NUT |
| CRSQ | COUNTERSINK ANGLE | 88.0 DEGREES NOMINAL NUT |