| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
1.120 INCHES NOMINAL |
| AAVZ |
GROOVE DIAMETER |
0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C NOMINAL OVERALL |
| AASL |
HEAD DIAMETER |
0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
PAN |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AISI 4340 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| ASDB |
WIDTH ACROSS FLATS |
0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASA |
THREAD LENGTH |
0.260 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
