COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
EXTERNAL THREAD TOLERANCE CLASS | 5G6G |
FASTENER LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM |
HARDNESS RATING | 353.0 BRINELL STANDARD MINIMUM AND 412.0 BRINELL STANDARD MAXIMUM OVERALL |
HEAD DIAMETER | 19.67 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | BS 6104 PART 1 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL OVERALL |
NOMINAL THREAD DIAMETER | 10.00 MILLIMETERS |
SPECIAL FEATURES | STRENGTH GRADE 12.9 |
WIDTH ACROSS FLATS | 6.020 MILLIMETERS MINIMUM AND 6.095 MILLIMETERS MAXIMUM |
SURFACE TREATMENT | ZINC OVERALL |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 13.80 MILLIMETERS NOMINAL |
THREAD SERIES DESIGNATOR | ISO M |
THREAD PITCH IN MILLIMETERS | 1.50 |