| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
NAS-20004 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 8735 OVERALL AND STEEL COMP 4140 OVERALL AND STEEL COMP 4340 OVERALL AND STEEL COMP 8740 OVERALL AND STEEL COMP 4340H OVERALL AND STEEL COMP 4140 OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ASXK |
HOLE QUANTITY |
2 |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AHYM |
NOMINAL THREAD DIAMETER |
0.248 INCHES |
| CXCY |
PART NAME ASSIGNED BY CONTROLLING AGENCY |
BOLTS INTERNAL WRENCHING 160 KSI FTU AND 96 KSI FSU |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AASB |
FASTENER LENGTH |
2.297 INCHES MINIMUM AND 2.327 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
BEVEL-CONICAL |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASU |
HEAD HEIGHT |
0.250 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.475 INCHES NOMINAL |
| ASDB |
WIDTH ACROSS FLATS |
0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
34.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CQQR |
THREAD PITCH IN MILLIMETERS |
1.0 |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ZZZK |
SPECIFICATION/STANDARD DATA |
NAS-20004 NATIONAL STD/SPEC |
| BQDM |
HOLE TYPE |
DRILLED |
| AASL |
HEAD DIAMETER |
0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND INTERNAL HEXAGON |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAUB |
HOLE DIAMETER |
0.037 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |