| AAWC |
FIRST DIAMETER FROM HEAD |
0.625 INCHES NOMINAL |
| AATB |
WIDTH BETWEEN FLATS |
1.125 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP 4130 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AASK |
HEAD STYLE |
SQUARE |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.250 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AAWD |
SECOND DIAMETER FROM HEAD |
0.499 INCHES MINIMUM AND 0.501 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
30.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
2 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASA |
THREAD LENGTH |
0.688 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
1.125 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
2A |
| AASU |
HEAD HEIGHT |
0.158 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
0.344 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |