| MRC |
Requirement Statement |
Characteristics |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
3.356 INCHES MINIMUM FIRST HOLE AND 3.406 INCHES MAXIMUM FIRST HOLE |
| AASB |
FASTENER LENGTH |
3.620 INCHES MINIMUM AND 3.650 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
3.302 INCHES MINIMUM AND 3.322 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| MATT |
MATERIAL |
IRON ALLOY 660 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
