| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
3.900 INCHES MINIMUM AND 4.000 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
130000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
GM 4435-M CAGEC 24617 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
11 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
