| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.750 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
0.357 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.177 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAUM |
LOCKING FEATURE |
PATCH THREADS |
| AATN |
SHOULDER DIAMETER |
0.246 INCHES MINIMUM FIRST SHOULDER AND 0.248 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.375 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| FEAT |
SPECIAL FEATURES |
SCREWS TO BE SUBJECT TO HYDROGEN EMBRITTLEMENT RELIEF TREATMENT |
| ASDB |
WIDTH ACROSS FLATS |
0.125 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-Z-325,TY II,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.375 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
