| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.201 INCHES MINIMUM AND 0.209 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.360 INCHES MINIMUM AND 0.399 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.200 INCHES MAXIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASB |
FASTENER LENGTH |
0.770 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| ASDB |
WIDTH ACROSS FLATS |
0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
THREE 0.040 IN. WIDE BY 0.029 IN. DEEP SPLINES IN SHANK AND 120 DEGREES APART,THREAD TO BE DOUBLE LEAD |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AASA |
THREAD LENGTH |
0.480 INCHES MAXIMUM |