| THSD |
THREAD SERIES DESIGNATOR |
UNJC |
| CYAU |
SCREW MATERIAL |
IRON ALLOY 660 |
| CYBE |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416, TY II, CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5853 ASSN STD SINGLE MATERIAL RESPONSE |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE III |
| AATB |
WIDTH BETWEEN FLATS |
0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
HYDROGEN EMBRITTLEMENT BAKING AND TESTING PER QQ-P-416 ARE NOT REQUIRED FOR A286 MATERIAL |
| AASA |
THREAD LENGTH |
0.452 INCHES MINIMUM AND 0.467 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| CYBA |
SCREW SURFACE TREATMENT |
CADMIUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
| AASU |
HEAD HEIGHT |
0.080 INCHES MINIMUM AND 0.093 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.484 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |