| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.750 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 302 OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303 PLUS X OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 303CU OVERALL OR STEEL COMP 303PB OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-C-320,CL 2B FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| SFTT |
SURFACE TREATMENT |
CHROMIUM THREADS |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
