| MRC |
Requirement Statement |
Characteristics |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
3.750 INCHES NOMINAL FIRST HOLE |
| AASB |
FASTENER LENGTH |
4.000 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
22.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.875 INCHES |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.140 INCHES NOMINAL FIRST HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
2.000 INCHES MINIMUM AND 2.281 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
14 |
