| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AAWU |
SINGLE SHEAR STRENGTH |
3700 POUNDS PER SQUARE INCH |
| CQBC |
MINIMUM TENSILE STRENGTH |
6170 POUNDS PER SQUARE INCH |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AASA |
THREAD LENGTH |
0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AATN |
SHOULDER DIAMETER |
0.3710 INCHES MINIMUM FIRST SHOULDER AND 0.3730 INCHES MAXIMUM FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASB |
FASTENER LENGTH |
1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL UNS K03104 OVERALL |
| ASDB |
WIDTH ACROSS FLATS |
0.188 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-Z-325, TYPE II, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASL |
HEAD DIAMETER |
0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.995 INCHES MINIMUM FIRST SHOULDER AND 1.005 INCHES MAXIMUM FIRST SHOULDER |
| FEAT |
SPECIAL FEATURES |
MAKE FROM MS51975-19. STRIP CADMIUM PLATE IN ACCORDANCE WITH MIL-S-5002 AND SURFACE TREAT WITH ZINC. |