| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
8.00 MILLIMETERS NOMINAL |
| CQFM |
HARDNESS RATING |
18.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
2.8 MILLIMETERS NOMINAL |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL PROPERTY CLASS 8.8 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
113784 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
91000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
4.0 MILLIMETERS |
| CXCY |
III PART NAME ASSIGNED BY CONTROLLING AGENCY |
NAVY SPECIAL PROJECT |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
DIN 931 8.8 FSCM 21969 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
7.0 MILLIMETERS NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
6.6 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM |
| CQQR |
THREAD PITCH IN MILLIMETERS |
0.7 |
| THSD |
THREAD SERIES DESIGNATOR |
M |
