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 |
|---|---|
| 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMS |
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 |
|---|---|---|
| BZRR | THREAD SERIES | UNF |
| MATT | MATERIAL | STEEL COMP 1118 OVERALL OR STEEL COMP 1116 OVERALL OR STEEL COMP 1211 OVERALL OR STEEL COMP 1115 OVERALL OR STEEL COMP 1212 OVERALL OR STEEL COMP 1119 OVERALL OR STEEL COMP 1213 OVERALL OR STEEL COMP 1117 OVERALL OR STEEL COMP 1120 OVERALL |
| ADEA | NUT HEIGHT | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES |
| CRSQ | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT |
| AZKQ | TEMP RATING | NOT RATED |
| ACTA | NUT STYLE | HEXAGON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| ASDB | WIDTH ACROSS FLATS | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2B |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CRTM | BEARING SURFACE TYPE | FLAT |