| MRC |
Requirement Statement |
Characteristics |
| MATT |
MATERIAL |
STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.678 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAUR |
GRIP DIAMETER |
0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| AASA |
THREAD LENGTH |
0.503 INCHES MINIMUM AND 0.553 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.138 INCHES MINIMUM AND 1.168 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS6207 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
