| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.500 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
0.452 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.092 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK UNDERCUT |
| MATT |
MATERIAL |
STEEL OVERALL |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
D TYPE OR F TYPE OR G TYPE OR T TYPE |
| CTYF |
NONMACHINE NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CRGF |
NONMACHINE THREAD STYLE |
THRU SLOT (TYPE D) |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
