| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.872 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAUM |
LOCKING FEATURE |
PATCH THREADS OR STRIP THREADS |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ASDB |
WIDTH ACROSS FLATS |
0.312 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633,TYPE II,CLASS FE/ZN5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
13 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |