| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| 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 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| FEAT |
SPECIAL FEATURES |
TWO LEAD THREAD,DRILLED HOLE,0.375 IN. FROM TOP OF HEAD,0.097 IN. MIN. AND 0.104 IN. MAX. DIA,EXTENDED WASHER,0.025 IN. MIN. AND 0.035 IN. MAX. THICKNESS BY 0.515 IN. DIA. |
| AASB |
FASTENER LENGTH |
1.147 INCHES NOMINAL |
| ASDB |
WIDTH ACROSS FLATS |
0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AASA |
THREAD LENGTH |
0.497 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AASL |
HEAD DIAMETER |
0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM |