Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , PLAIN , CASTELLATED , HEXAGON
Definition:
A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED UPPER PORTION. IT IS DESIGNED TO PROVIDE POSITIVE LOCKING WHEN USED WITH A SOLID OR SPLIT (COTTER) PIN. EXCLUDES NUT (1), PLAIN, SLOTTED, HEXAGON.
CAGE Information
| Code | Company |
|---|---|
| 18355 | BOEING COMPANY THE DBA BOEING DIV DE |
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 |
| MATT | MATERIAL | COPPER ALLOY 462 OVERALL OR COPPER ALLOY 464 OVERALL OR COPPER ALLOY 482 OVERALL OR COPPER ALLOY 485 OVERALL |
| ADEA | NUT HEIGHT | 0.281 INCHES NOMINAL |
| CRTM | BEARING SURFACE TYPE | WASHER FACED |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-637 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| ACTA | NUT STYLE | CASTELLATED, HEXAGON |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| ASDB | WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL |