| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AASL |
HEAD DIAMETER |
0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
2.213 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AAWE |
THIRD DIAMETER FROM HEAD |
0.250 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM A633, TYPE II,SC2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AASU |
HEAD HEIGHT |
0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
3 |
| MATT |
MATERIAL |
STEEL OVERALL |
| AGAV |
END ITEM IDENTIFICATION |
BRADLEY |
| AAWD |
SECOND DIAMETER FROM HEAD |
0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| FEAT |
SPECIAL FEATURES |
ALTERED FROM MS16997-69 |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
1.213 INCHES NOMINAL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| AASA |
THREAD LENGTH |
0.380 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
2.593 INCHES NOMINAL |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.250 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |