| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.941 INCHES MINIMUM AND 0.981 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.437 INCHES |
| CXCY |
III PART NAME ASSIGNED BY CONTROLLING AGENCY |
NAVY SPECIAL PROJECT |
| AATN |
SHOULDER DIAMETER |
0.495 INCHES MINIMUM AND 0.499 INCHES MAXIMUM FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.629 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
