| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| MATT |
MATERIAL |
PLASTIC POLYAMIDE LOCKING FEATURE |
| AAJD |
THREAD CLASS |
3A |
| SFTT |
SURFACE TREATMENT |
CADMIUM FASTENER AND CHROMATE FASTENER |
| ABQJ |
POINT STYLE |
FLAT |
| AAUM |
LOCKING FEATURE |
PATCH THREADS OR PELLET THREADS OR STRIP THREADS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
| MATT |
MATERIAL |
STEEL COMP 4137 FASTENER OR STEEL COMP 4140 FASTENER OR STEEL COMP 4037 FASTENER OR STEEL COMP 4032 FASTENER OR STEEL COMP 8630 FASTENER OR STEEL COMP 8740 FASTENER |
| AASB |
FASTENER LENGTH |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEADLESS (SETSCREW) |
| CQFM |
HARDNESS RATING |
35.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 STYLE AND 1 TYPE |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| ASDB |
WIDTH ACROSS FLATS |
0.062 INCHES NOMINAL |