| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS6207 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASA |
THREAD LENGTH |
0.520 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.678 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AATN |
SHOULDER DIAMETER |
0.4672 INCHES MINIMUM FIRST SHOULDER AND 0.4682 INCHES MAXIMUM FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AASB |
FASTENER LENGTH |
1.951 INCHES MINIMUM AND 1.981 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
1.428 INCHES MINIMUM FIRST SHOULDER AND 1.448 INCHES MAXIMUM FIRST SHOULDER |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |