| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.562 INCHES NOMINAL |
| AATD |
EXTENDED WASHER THICKNESS |
0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.205 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| MATT |
MATERIAL |
STEEL OVERALL OR COPPER OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| AAVW |
WASHER QUANTITY |
1 |
| AATB |
WIDTH BETWEEN FLATS |
0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.406 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
