| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.069 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
3.645 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.300 INCHES NOMINAL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.312 INCHES NOMINAL |
| 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 |
0.577 INCHES MINIMUM AND 0.607 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
