| AASA |
THREAD LENGTH |
0.250 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 1018 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1011 OVERALL OR STEEL COMP 1010 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1212 OVERALL OR STEEL COMP 1013 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1213 OVERALL OR STEEL COMP 1017 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1022 OVERALL OR STEEL COMP 1137 OVERALL |
| ZZZX |
DEPARTURE FROM CITED DESIGNATOR |
AS MODIFIED BY POINT STYLE |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| ABQJ |
POINT STYLE |
FLAT |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
2 TYPE |
| AASK |
HEAD STYLE |
HEADLESS (SETSCREW) |
| AASB |
FASTENER LENGTH |
0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
2A |
| CQFM |
HARDNESS RATING |
30.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| CBBL |
FEATURES PROVIDED |
CASEHARDENED |
| AAUY |
POINT LENGTH |
0.070 INCHES NOMINAL |