| AASA |
THREAD LENGTH |
0.748 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ASDB |
WIDTH ACROSS FLATS |
0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AASL |
HEAD DIAMETER |
0.429 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| AASU |
HEAD HEIGHT |
0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| ZZZX |
DEPARTURE FROM CITED DESIGNATOR |
AS MODIFIED BY HEAD,45 DEGV GROOVE AROUND SURFACE OF HD,0.345IN.DIA,0.030IN.W |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MATT |
MATERIAL |
STEEL OVERALL |
| AASB |
FASTENER LENGTH |
0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |