Part Number
Definition:
A NUT, CIRCULAR IN SHAPE, WHICH MAY HAVE WRENCHING FACILITIES SUCH AS FLATS, HOLES, PROTRUSIONS, SLOTS OR SPLINES IN OR ON THE PERIPHERY OR IN THE FACE OPPOSITE THE BEARING SURFACE. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE OUTSIDE DIAMETER, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. SEE ALSO NUT (1), PLAIN, KNURLED. (WHEN HEIGHT OR THICKNESS AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)
CAGE Information
| Code | Company |
|---|---|
| 30003 | NAVAL AIR SYSTEMS COMMAND |
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 |
| MATT | MATERIAL | TUNGSTEN ALLOY OVERALL |
| BZRR | THREAD SERIES | UNS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-14538 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-21014 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ADBM | DRIVE POINT QUANTITY | 2 |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ADBH | DRIVE POINT WIDTH | 0.061 INCHES MINIMUM AND 0.077 INCHES MAXIMUM |
| AZKQ | TEMP RATING | NOT RATED |
| ADBG | NUT THICKNESS | 0.081 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM OVERALL AND 95.0 DEGREES MAXIMUM OVERALL |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| ACTD | NUT DIAMETER | 0.407 INCHES MINIMUM AND 0.413 INCHES MAXIMUM |
| ACTA | NUT STYLE | ROUND |
| CMLP | THREAD QUANTITY PER INCH | 64 |
| AAJD | THREAD CLASS | 2B |
| ABQU | DRIVE POINT DEPTH | 0.034 INCHES NOMINAL |