| MRC |
Requirement Statement |
Characteristics |
| AASA |
THREAD LENGTH |
0.413 INCHES MINIMUM AND 0.516 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AAJD |
THREAD CLASS |
3A |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS1743 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASU |
HEAD HEIGHT |
0.133 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| MATT |
MATERIAL |
IRON ALLOY 660 OVERALL |
| AASL |
HEAD DIAMETER |
0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES THREADS |
| AAUM |
LOCKING FEATURE |
PATCH THREADS |
