| MRC |
Requirement Statement |
Characteristics |
| MATT |
MATERIAL |
STEEL COMP H11 OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OR CADMIUM AND CHROMATE OVERALL |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| AASU |
HEAD HEIGHT |
0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| AASB |
FASTENER LENGTH |
1.072 INCHES MINIMUM AND 1.119 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| AASA |
THREAD LENGTH |
0.374 INCHES MINIMUM AND 0.441 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON |
| ANEE |
GRIP LENGTH |
0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| AAUR |
GRIP DIAMETER |
0.3733 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TYPE 2 CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
