| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
81.7 ROCKWELL B NOMINAL OVERALL |
| AASU |
HEAD HEIGHT |
0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
80000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
30000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.922 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.672 INCHES MINIMUM AND 1.688 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
11 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
