EXTERNAL THREAD TOLERANCE CLASS | 4G6G |
FASTENER LENGTH | 39.6 MILLIMETERS MINIMUM AND 40.4 MILLIMETERS MAXIMUM |
HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 9.7 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM |
HEAD HEIGHT | 5.8 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL |
MINIMUM TENSILE STRENGTH | 1220 MEGAPASCALS |
MINIMUM YIELD STRENGTH | 1100 MEGAPASCALS |
NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS |
WIDTH ACROSS FLATS | 5.0 MILLIMETERS MINIMUM AND 5.1 MILLIMETERS MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY 2,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | ZINC AND CHROMATE OVERALL |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 22.6 MILLIMETERS MINIMUM AND 25.4 MILLIMETERS MAXIMUM |
THREAD PITCH IN MILLIMETERS | 1.0 |
THREAD SERIES DESIGNATOR | M |