| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.040 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON EXTENDED WASHER |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
A-57477 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.250 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS2411 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
SILVER OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.345 INCHES MINIMUM AND 0.365 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
