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 |
|---|---|
| 92021 | PBM INC. |
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 |
|---|---|---|
| MATT | MATERIAL | STEEL COMP 310 OVERALL OR STEEL COMP 385 OVERALL OR STEEL COMP 316L OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 321 OVERALL OR STEEL COMP 314 OVERALL OR STEEL COMP 310S OVERALL OR STEEL COMP 301 OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 348 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 308 OVERALL OR STEEL COMP 309 OVERALL OR STEEL COMP 1053 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 317 OVERALL OR STEEL COMP 323 OVERALL OR STEEL COMP 324 OVERALL OR STEEL COMP 347 OVERALL OR STEEL COMP 384 OVERALL |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQFM | HARDNESS RATING | NOT RATED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| AZKQ | TEMP RATING | NOT RATED |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| ACTA | NUT STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 5 STYLE |
| BZRR | THREAD SERIES | UNC |
| AAJD | THREAD CLASS | 2B |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ADEA | NUT HEIGHT | 0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |