| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
29.60 MILLIMETERS MINIMUM AND 30.40 MILLIMETERS MAXIMUM |
| CQFM |
HARDNESS RATING |
23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
7.24 MILLIMETERS MINIMUM AND 7.76 MILLIMETERS MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL PROPERTY CLASS 8.8 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
116000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
12.0 MILLIMETERS |
| AATB |
WIDTH BETWEEN FLATS |
17.73 MILLIMETERS MINIMUM AND 18.00 MILLIMETERS MAXIMUM |
| SFTT |
SURFACE TREATMENT |
ZINC AND DICHROMATE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
29.1 MILLIMETERS MINIMUM AND 30.4 MILLIMETERS MAXIMUM |
| CQQR |
THREAD PITCH IN MILLIMETERS |
1.75 |
| THSD |
THREAD SERIES DESIGNATOR |
M |
