| AASU |
HEAD HEIGHT |
0.226 INCHES NOMINAL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.093 INCHES NOMINAL FIRST HOLE |
| AASB |
FASTENER LENGTH |
1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.475 INCHES MINIMUM AND 0.525 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASK |
HEAD STYLE |
UNDERCUT PAN NO. 2 |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY2 CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS144 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 3135 OVERALL OR STEEL COMP 3140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL |
| AASL |
HEAD DIAMETER |
0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.081 INCHES MAXIMUM FIRST HOLE |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |