| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.443 INCHES MINIMUM AND 1.490 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| AASL |
HEAD DIAMETER |
0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL COMP H11 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CXCY |
III PART NAME ASSIGNED BY CONTROLLING AGENCY |
NAVY SPECIAL PROJECT |
| ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
