| AASA |
THREAD LENGTH |
0.294 INCHES MINIMUM AND 0.324 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 1 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASB |
FASTENER LENGTH |
0.365 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| CQBC |
MINIMUM TENSILE STRENGTH |
75000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 304 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.265 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.160 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |