| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| AASB |
FASTENER LENGTH |
0.961 INCHES MINIMUM AND 0.981 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2406 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AASA |
THREAD LENGTH |
0.215 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASU |
HEAD HEIGHT |
0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.244 INCHES MINIMUM AND 0.246 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATD |
EXTENDED WASHER THICKNESS |
0.040 INCHES MINIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
2 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
0.706 INCHES MINIMUM AND 0.746 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| SFTT |
SURFACE TREATMENT |
CHROMIUM OVERALL |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.556 INCHES MINIMUM AND 0.576 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.250 INCHES NOMINAL |
| AAWD |
SECOND DIAMETER FROM HEAD |
0.142 INCHES MINIMUM AND 0.146 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |