| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
3.000 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
25.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A449 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
120000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
92000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.612 INCHES MINIMUM AND 0.625 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 |
2.750 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
14 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
