| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
82.0 DEGREES NOMINAL |
| AASB |
FASTENER LENGTH |
0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AASL |
HEAD DIAMETER |
0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
130000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAUM |
LOCKING FEATURE |
STRIP THREADS OR PATCH THREADS |
| ASDB |
WIDTH ACROSS FLATS |
0.0937 INCHES MINIMUM AND 0.0947 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.497 INCHES MINIMUM AND 0.529 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
