| AASU |
HEAD HEIGHT |
0.224 INCHES MINIMUM AND 0.245 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| ABQZ |
INTERNAL DRIVE STYLE |
W/O INTERNAL DRIVE |
| AASK |
HEAD STYLE |
SQUARE |
| CQFM |
HARDNESS RATING |
38.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 1010 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1017 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1020 OVERALL |
| AASB |
FASTENER LENGTH |
0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
1.000 INCHES MAXIMUM |
| ABQJ |
POINT STYLE |
OVAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |