| MRC |
Requirement Statement |
Characteristics |
| HUES |
COLOR |
BLACK OVERALL |
| AASB |
FASTENER LENGTH |
1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
STM A574 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL UNS K03104 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AATN |
SHOULDER DIAMETER |
0.371 INCHES MINIMUM FIRST SHOULDER AND 0.373 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.750 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AAWU |
SINGLE SHEAR STRENGTH |
10500 POUNDS PER SQUARE INCH |
| CXCY |
PART NAME ASSIGNED BY CONTROLLING AGENCY |
SCREW SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNRC |
| ASDB |
WIDTH ACROSS FLATS |
0.188 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
OXIDE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
