| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.094 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
24.0 ROCKWELL C MINIMUM OVERALL AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.281 INCHES NOMINAL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON EXTENDED WASHER |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
130000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
85000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.562 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
