| AATB |
WIDTH BETWEEN FLATS |
0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASA |
THREAD LENGTH |
0.370 INCHES NOMINAL |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS6204 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AASU |
HEAD HEIGHT |
0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAUR |
GRIP DIAMETER |
0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.2500 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATT |
MATERIAL |
STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| AASB |
FASTENER LENGTH |
1.480 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |