| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| AASB |
FASTENER LENGTH |
1.635 INCHES MINIMUM AND 1.665 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AAUB |
HOLE DIAMETER |
0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
63.0 MICROINCHES BEARING SURFACE OF HEAD |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASL |
HEAD DIAMETER |
0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
34.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| ASDB |
WIDTH ACROSS FLATS |
0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM |
| ASXK |
HOLE QUANTITY |
4 |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| AASA |
THREAD LENGTH |
0.698 INCHES MINIMUM AND 0.738 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| BQDM |
HOLE TYPE |
DRILLED |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AASU |
HEAD HEIGHT |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND INTERNAL HEXAGON |