| CQHQ |
MINIMUM YIELD STRENGTH |
30000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-C-320 CL 2B FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRTL |
CRITICALITY CODE JUSTIFICATION |
ZZZY |
| ASXK |
HOLE QUANTITY |
2 |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| AASL |
HEAD DIAMETER |
0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
80.0 ROCKWELL B NOMINAL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
80000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNS |
| TEST |
TEST DATA DOCUMENT |
81349-MIL-P-23199 SPECIFICATION |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AASA |
THREAD LENGTH |
0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.500 INCHES NOMINAL |
| SPCL |
SPECIAL TEST FEATURES |
SPECIAL QUALITY CONTROL TESTING |
| ZZZY |
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS |
AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| SFTT |
SURFACE TREATMENT |
CHROMIUM OVERALL |
| AAJD |
THREAD CLASS |
2A |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| ASDB |
WIDTH ACROSS FLATS |
0.188 INCHES NOMINAL |
| BQDM |
HOLE TYPE |
DRILLED |
| AAUB |
HOLE DIAMETER |
0.033 INCHES MINIMUM AND 0.039 INCHES MAXIMUM |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND INTERNAL HEXAGON |
| CMLP |
THREAD QUANTITY PER INCH |
40 |