Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , EXTENDED WASHER
Definition:
A NUT HAVING 6 FLAT SIDES AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE FLATS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
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 |
| AAVX | WASHER OUTSIDE DIAMETER | 0.770 INCHES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES |
| ACTA | NUT STYLE | SLOTTED HEXAGON |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| ADEM | WASHER THICKNESS | 0.070 INCHES NOMINAL |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| BZRR | THREAD SERIES | UNJF |
| ABKW | OVERALL HEIGHT | 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| FEAT | SPECIAL FEATURES | FLIGHTSAFETY CRITICAL AIRCRAFT PART |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| ASDB | WIDTH ACROSS FLATS | 0.554 INCHES MINIMUM AND 0.566 INCHES MAXIMUM |