| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-B-637,ALLOY 485,HALF HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
COPPER ALLOY OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.590 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
