| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
3 TYPE AND 4 STYLE |
| CQFM |
HARDNESS RATING |
45.0 ROCKWELL C MINIMUM OVERALL AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| ABQJ |
POINT STYLE |
CONE |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL AND QQ-P-416 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL AND QQ-Z-325 TY 2 CL 3 FED SPEC 3RD TREATMENT RESPONSE OVERALL |
| AASA |
THREAD LENGTH |
1.000 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| AASK |
HEAD STYLE |
HEADLESS (SETSCREW) |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| SFTT |
SURFACE TREATMENT |
CHROMATE OVERALL AND CADMIUM OVERALL AND ZINC OVERALL AND ZINC OVERALL OR DICHROMATE OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AASB |
FASTENER LENGTH |
1.000 INCHES NOMINAL |