| AAUR |
GRIP DIAMETER |
0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
4.122 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| AASA |
THREAD LENGTH |
0.852 INCHES MINIMUM |
| AASU |
HEAD HEIGHT |
0.557 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATC |
EXTENDED WASHER DIAMETER |
0.928 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.562 INCHES |
| ANEE |
GRIP LENGTH |
3.250 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATD |
EXTENDED WASHER THICKNESS |
0.133 INCHES NOMINAL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |