| FEAT |
SPECIAL FEATURES |
SHOULDER AND THREADS UNDERCUT FOR RELIEF |
| AASU |
HEAD HEIGHT |
5.32 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM |
| ASDB |
WIDTH ACROSS FLATS |
4.0 MILLIMETERS NOMINAL |
| CQWR |
EXTERNAL THREAD TOLERANCE CLASS |
4H6H |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL AND CHROMATE OVERALL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| CQBC |
MINIMUM TENSILE STRENGTH |
1100 MEGAPASCALS |
| AATX |
SHOULDER LENGTH |
19.875 MILLIMETERS MINIMUM FIRST SHOULDER AND 20.125 MILLIMETERS MAXIMUM FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AATN |
SHOULDER DIAMETER |
7.951 MILLIMETERS MINIMUM FIRST SHOULDER AND 7.987 MILLIMETERS MAXIMUM FIRST SHOULDER |
| AASL |
HEAD DIAMETER |
12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| CQQR |
THREAD PITCH IN MILLIMETERS |
1.0 |
| AASA |
THREAD LENGTH |
8.65 MILLIMETERS MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
6.0 MILLIMETERS |
| THSD |
THREAD SERIES DESIGNATOR |
M |
| AASB |
FASTENER LENGTH |
31.25 MILLIMETERS NOMINAL |