| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.250 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE III |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5853 ASSN STD SINGLE MATERIAL RESPONSE |
| CYBE |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2700, METHOD 1, TYPE 2 OR 8, CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE |
| CYAU |
SCREW MATERIAL |
IRON ALLOY 660 |
| CYBA |
SCREW SURFACE TREATMENT |
PASSIVATE |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.410 INCHES MINIMUM |
| AASA |
THREAD LENGTH |
0.250 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
