| MRC |
Requirement Statement |
Characteristics |
| AAVR |
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS |
0.062 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
1.472 INCHES MINIMUM AND 1.532 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
80.4 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL |
| AASU |
HEAD HEIGHT |
0.188 INCHES NOMINAL |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| CRKB |
RIB INCLUDED ANGLE |
30.0 DEGREES NOMINAL |
| AAVQ |
RIB LENGTH |
0.219 INCHES NOMINAL |
| AAVP |
RIB MAJOR DIAMETER |
0.462 INCHES NOMINAL |
| AAVT |
RIB MINOR DIAMETER |
0.458 INCHES NOMINAL |
| AAVU |
RIB QUANTITY |
24 |
| AATN |
SHOULDER DIAMETER |
0.458 INCHES MINIMUM FIRST SHOULDER AND 0.462 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.281 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.625 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.687 INCHES MINIMUM AND 0.749 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
