Part Number
Definition:
A NUT, FLAT ON TOP AND BOTTOM HAVING 6 FLAT SIDES. FOR ITEMS WHICH HAVE INTERNAL TAPERED OR STRAIGHT (PARALLEL) PIPE THREADS, SPECIFIC ELECTRICAL CONDUIT SIZE DESIGNATION, AND WHICH WHEN INSTALLED, PROVIDE A METHOD OF TIGHTENING TO LOCK THE CONNECTION, SEE LOCKNUT, ELECTRICAL CONDUIT. SEE ALSO LOCKNUT, TUBE FITTING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE WIDTH ACROSS THE FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. (WHEN HEIGHT OR THICKNESS AND/OR WIDTH ACROSS THE FLATS IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)
CAGE Information
| Code | Company |
|---|---|
| 80063 | US ARMY COMMUNICATIONS & ELECTRONICS |
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 |
|---|---|---|
| CTTC | THREAD TOLERANCE CLASS | 6H INTERNAL |
| ASDB | WIDTH ACROSS FLATS | 5.82 MILLIMETERS MINIMUM AND 6.00 MILLIMETERS MAXIMUM |
| BZRR | THREAD SERIES | ISO M |
| CQJX | NOMINAL THREAD SIZE | 3.5 MILLIMETERS |
| MATT | MATERIAL | STEEL COMP 303S OVERALL OR STEEL COMP 303 PLUS X OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 303PB OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 301 OVERALL OR STEEL COMP 303MA OVERALL OR STEEL COMP 303F OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303CU OVERALL OR STEEL COMP 304H OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL OR 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| ADEA | NUT HEIGHT | 2.55 MILLIMETERS MINIMUM AND 2.80 MILLIMETERS MAXIMUM |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.60 |
| AZKQ | TEMP RATING | NOT RATED |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| ACTA | NUT STYLE | HEXAGON |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| TEST | TEST DATA DOCUMENT | 81349-MIL-I-17214 SPECIFICATION |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |