| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
2.562 INCHES MINIMUM AND 2.750 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
1.479 INCHES MINIMUM AND 1.583 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE GR 8 J429 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
120000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
2.500 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
3.625 INCHES MINIMUM AND 3.750 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.937 INCHES MINIMUM AND 2.750 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
4 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
