| AAWD |
SECOND DIAMETER FROM HEAD |
0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AAWK |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER |
1.321 INCHES MINIMUM AND 1.361 INCHES MAXIMUM |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.531 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
3 |
| AASU |
HEAD HEIGHT |
0.125 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL OVERALL |
| AASA |
THREAD LENGTH |
0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CQFM |
HARDNESS RATING |
34.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| AAWE |
THIRD DIAMETER FROM HEAD |
0.186 INCHES MINIMUM AND 0.196 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| AATB |
WIDTH BETWEEN FLATS |
0.490 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
1.261 INCHES MINIMUM AND 1.291 INCHES MAXIMUM |