DIN6927 Prevailing Torque Type Hexagon All-Metal Nut With Flange 金属预置扭矩式六角法兰面防松螺帽 Thread M5 M6 M8 M10 M12 M16 M20 P 0.8 1 1.25 1.5 1.75 2 2.5 s 8 10 13 15 18 24 30 h min 4.7 5.7 7.6 9.6 11.6 15.3 18.9 d2 max 11.8 14.2 17.9 21.8 26 34.5 42.8