| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
90.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
| CQWR |
EXTERNAL THREAD TOLERANCE CLASS |
4H6H |
| AASB |
FASTENER LENGTH |
25.0 MILLIMETERS NOMINAL |
| AASL |
HEAD DIAMETER |
15.60 MILLIMETERS MINIMUM AND 17.92 MILLIMETERS MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
8.0 MILLIMETERS |
| AASK |
|
|
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY II FED STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL AND CHROMATE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
25.0 MILLIMETERS NOMINAL |
| CQQR |
THREAD PITCH IN MILLIMETERS |
1.25 |
| THSD |
THREAD SERIES DESIGNATOR |
M |
