Part Number
Definition:
AN INTERNALLY THREADED ITEM WITH A CYLINDRICAL AND/OR SQUARE, HEXAGONAL, OCTAGONAL, OR DODECAGONAL OUTER PERIPHERY (PARALLEL TO THE THREADED AXIS) A PORTION(S) OF WHICH MAY OR MAY NOT BE ENLARGED, FORMING A FLANGE(S) AND/OR SHOULDER(S). ITEMS NOT HAVING AN ENLARGED OUTER PORTION MAY BE THREADED, A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS HAVING AN ENLARGED OUTER PORTION (FLANGE(S) OR SHOULDER(S)) MAY BE THREADED THE FULL LENGTH, THREADED A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS TAPPED FROM BOTH ENDS SHALL HAVE EITHER RIGHT-HAND THREADS ON BOTH ENDS OR LEFT-HAND THREADS ON BOTH ENDS. FOR ITEMS CONFORMING TO ANY OF THE ABOVE AND HAVING A LENGTH OVERALL EXCEEDING TWO TIMES THE LARGEST OUTSIDE DIAMETER OR WIDTH ACROSS FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. FOR ITEMS WITH AN OUTSIDE CONTOUR THAT IS THE SAME THE FULL LENGTH, HAVING A CONTINUOUS THREAD THROUGH ITS ENTIRE LENGTH, AND THE LENGTH DOES NOT EXCEED TWO TIMES THE DIAMETER OR WIDTH ACROSS THE FLATS USE NUT (1), PLAIN (AS MODIFIED). EXCLUDES NUT (1), PLAIN, CAP. SEE ALSO TURNBUCKLE BODY.
CAGE Information
| Code | Company |
|---|---|
| 13499 | ROCKWELL COLLINS INC. DBA GOVERNMENT |
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 | 0.112 INCHES |
| ACVN | NUT LENGTH | 0.250 INCHES NOMINAL |
| ACTA | NUT STYLE | SLEEVE |
| ANLR | CROSS-SECTIONAL SHAPE | ROUND NUT |
| ADFK | NUT COUNTERBORE DEPTH | 0.080 INCHES NOMINAL NUT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/5 TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AAWY | COUNTERBORE DIAMETER | 0.135 INCHES MINIMUM NUT AND 0.140 INCHES MAXIMUM NUT |
| CQFM | HARDNESS RATING | NOT RATED |
| ADBN | BOSS DIAMETER | 0.168 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CHROMATE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ADBP | BOSS THICKNESS | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
| ACTD | NUT DIAMETER | 0.250 INCHES NOMINAL |
| AZKQ | TEMP RATING | NOT RATED |
| MATT | MATERIAL | ALUMINUM ALLOY 2017 OVERALL |
| BZRR | THREAD SERIES | UNC |
| AAJD | THREAD CLASS | 2B |
| CMLP | THREAD QUANTITY PER INCH | 40 |