| MRC |
Requirement Statement |
Characteristics |
| AASY |
DISTANCE FROM CENTERLINE TO FLAT |
0.510 INCHES NOMINAL |
| AAVR |
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS |
0.230 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
3.440 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C NOMINAL OVERALL |
| AASU |
HEAD HEIGHT |
0.380 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
1.250 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-634 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| AAVQ |
RIB LENGTH |
0.420 INCHES NOMINAL |
| AAVP |
RIB MAJOR DIAMETER |
0.781 INCHES NOMINAL |
| AAVT |
RIB MINOR DIAMETER |
0.709 INCHES NOMINAL |
| AAVU |
RIB QUANTITY |
1 |
| AATN |
SHOULDER DIAMETER |
0.781 INCHES NOMINAL FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.420 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.150 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
