| AATB |
WIDTH BETWEEN FLATS |
1.125 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
3.125 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL |
| AAVH |
SHOULDER DIAMETER |
0.870 INCHES MINIMUM AND 0.872 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.957 INCHES MINIMUM FIRST HOLE AND 2.988 INCHES MAXIMUM FIRST HOLE |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.141 INCHES NOMINAL FIRST HOLE |
| AASU |
HEAD HEIGHT |
0.156 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAVK |
SHOULDER LENGTH |
2.645 INCHES NOMINAL |
| AASK |
HEAD STYLE |
HEXAGON |
| STYL |
STYLE DESIGNATOR |
CONCENTRIC HOLE UNTHREADED |
| AAXC |
CONCENTRIC HOLE DIAMETER |
0.312 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASA |
THREAD LENGTH |
0.369 INCHES MINIMUM |