| AASA |
THREAD LENGTH |
0.740 INCHES MINIMUM AND 0.820 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAJD |
THREAD CLASS |
3A |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AATD |
EXTENDED WASHER THICKNESS |
0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AATC |
EXTENDED WASHER DIAMETER |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.252 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |