PRECISION LOCK NUT

The locking method 30° of threads,three points locking. For this type is standard product of our company,the excellent design for locking can make the threads of fixed copper completely mesh with the counter-threads and lead to a perfect effect of let-off. What more is the design of 30° that reduces the torque which is effected by tightening screw.
•Material Composition: SCM440(42CrMo4)
•Thread Precision:ISO 4H
•Edge Bevel:0.002mm
•Hardness:HRC28 °~32°
•Parallelism:0.002mm
•Concenticity:0.005mm

Thread / D / h / d / n x g/b / t/c / m / MAX.Nm
YSF
M14x1.5 / 30 / 14 / 25 / 3x4/- / 2 / - / M5 / 4.5
YSF
M15x1 / 2 / -
YSF
M16x1.5 / 2 / -
YSF
M17x1 / 32 / 16 / 27 / 2 / -
YSF
M18x1.5 / 2 / -
YSF
M20x1 / 38 / 33 / 2 / -
YSF
M20x1.5 / 2 / - / M6 / 8.0
YSF
M22x1.5 / 2 / -
YSF
M24x1.5 / 18 / 3x5/- / 2 / -
YSF
M25x1.5 / 2 / -
YSF
M27x1.5 / 40 / 35 / 2 / -
YSF
M30x1.5 / 45 / 40 / 2 / -
YSF
M33x1.5 / 50 / 45 / 2 / -
YSF
M35x1.5 / 52 / 47 / 2 / - / M8 / 18.0
YSF
M36x1.5 / 2 / -
YSF
M36x1.5 / 58 / 20 / 52 / 3x6/- / 2.5 / -
YSF
M40x1.5 / 2..5 / -
YSF
M42x1.5 / 62 / 56 / 2.5 / -
YSF
M45x1.5 / 65 / 59 / 2.5 / -
YSF
M48x1.5 / 70 / 64 / 2.5 / -
YSF
M50x1.5 / 2.5 / -
YSF
M52x1.5 / 73 / 22 / 68 / 3x7/Ø6 / 3 / 63
YSF
M55x1.5 / 75 / 65
YSF
M56x2 / 65
YSF
M60x2 / 80 / 73 / 70
YSF
M56x2 / 85 / 78 / 75
YSF
M65x2 / 75
YSF
M68x2 / 92 / 24 / 84 / 3x8/Ø6 / 3.5 / 81
YSF
M70x2 / 81
YSF
M72x2 / 94 / 86 / 83
YSF
M75x2 / 98 / 90 / 87
YSF
M76x2 / 87
YSF
M80x2 / 105 / 96 / 3x8/Ø7 / 93
YSF
M85x2 / 110 / 102 / 6x8/Ø7 / 98
YSF
M90x2 / 120 / 26 / 108 / 6x10/Ø7 / 4 / 105
YSF
M95x2 / 125 / 113 / 110
YSF
M100x2 / 130 / 26 / 118 / 6x10/Ø7 / 4 / 115 / MB / 18.0
YSF
M105x2 / 140 / 28 / 125 / 123 / M10 / 35.0
YSF
M110x2 / 145 / 132 / 128
YSF
M115x2 / 150 / 137 / 133
YSF
M120x2 / 155 / 30 / 142 / 6x12/Ø7 / 5 / 138
YSF
M125x2 / 160 / 147 / 143
YSF
M130x2 / 165 / 152 / 148
YSF
M135x2 / 175 / 32 / 160 / 155
YSF
M140x2 / 180 / 165 / 160
YSF
M145x2 / 190 / 175 / 168
YSF
M150x2 / 195 / 180 / 173
YSF
M155x3 / 200 / 34 / 180 / 6x14/Ø8 / 6 / 178
YSF
M160x3 / 210 / 190 / 185
YSF
M165x3 / 210 / 190 / 188
YSF
M170x3 / 220 / 200 / 195
YSF
M180x3 / 230 / 36 / 205 / 6x16/Ø8 / 7 / 205 / M12 / 60.0
YSF
M190x3 / 240 / 215 / 215
YSF
M200x3 / 250 / 38 / 225 / 225