| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.551 INCHES MINIMUM AND 0.581 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.399 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES THREADS |
| CSYM |
SURFACE FINISH |
63.0 MICROINCHES BEARING SURFACE OF HEAD |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.291 INCHES MINIMUM AND 0.341 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
