Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , PLAIN , ASSEMBLED WASHER
Definition:
A PLAIN NUT ON WHICH HAS BEEN ASSEMBLED A NONREMOVABLE WASHER.
CAGE Information
| Code | Company |
|---|---|
| 81348 | FEDERAL SPECIFICATIONS PROMULGATED B |
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 |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| AAVX | WASHER OUTSIDE DIAMETER | 0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE WASHER |
| ACTA | NUT STYLE | FLAT WITH TURNED BACK EDGE |
| AAWY | COUNTERBORE DIAMETER | 0.299 INCHES MINIMUM NUT AND 0.309 INCHES MAXIMUM NUT |
| MATT | MATERIAL | STEEL NUT |
| CQFM | HARDNESS RATING | NOT RATED |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| ABKW | OVERALL HEIGHT | 0.365 INCHES MINIMUM AND 0.405 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| SFTT | SURFACE TREATMENT | CADMIUM NUT AND CHROMATE NUT |
| AAJD | THREAD CLASS | 3B |
| ADFK | NUT COUNTERBORE DEPTH | 0.172 INCHES MINIMUM NUT AND 0.192 INCHES MAXIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| ADEA | NUT HEIGHT | ANY ACCEPTABLE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A GRADE |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| MATT | MATERIAL | STEEL COMP 302 WASHER OR STEEL COMP 321 WASHER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |