| AATN |
SHOULDER DIAMETER |
0.375 INCHES NOMINAL FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
2.750 INCHES NOMINAL FIRST SHOULDER |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.078 INCHES NOMINAL FIRST HOLE |
| AASB |
FASTENER LENGTH |
3.230 INCHES MINIMUM AND 3.250 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.960 INCHES MINIMUM FIRST HOLE AND 2.980 INCHES MAXIMUM FIRST HOLE |
| AASA |
THREAD LENGTH |
0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.188 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.543 INCHES MINIMUM AND 0.563 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |