| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
2.084 INCHES MINIMUM AND 2.114 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.3108 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
46.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |
| MATT |
MATERIAL |
STEEL COMP H11 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.185 INCHES MINIMUM AND 0.225 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 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.325 INCHES MINIMUM AND 0.392 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
