| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.750 INCHES MINIMUM |
| AASU |
HEAD HEIGHT |
0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
3660 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FF-S-85 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
FF-S-85 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.750 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
