Precision Lock Nut - MF Series (0.002mm) Flank Locking

MF Precision Locknut (Flank Locking) The locknut setscrews intersect at a 30° angle which drives the locking brass to stick perfectly on the shaft’s thread flank. No thrust washer or keyway needed. Easy to assemble and disassemble. Can be re-used if handled properly. The connecting face and thread area are all produced by high precision grinding process. ‧Material：JIS SCM440/DIN42CrMo4/AISI 4140 ‧Hardness：HRC 28-32 ‧Precision：ISO 4H ‧Thread Run-out with Axial：0.002 mm NIKKI Product Spec TYPE & Pitch Dimensions Axial Load Static kN Loosening Torque kg-cm Screw Screw Torque D h g t d DIN MAX kg-cm MF12 x 1.0P 30 14 4 2 25 40 200 M5 48 MF15 x 1.0P 34 16 26 60 250 M6 80 MF17 x 1.0P 36 5 2 28 70 300 MF20 x 1.0P 38 18 32 90 400 MF20 x 1.5P 90 400 MF25 x 1.5P 42 36 120 800 MF30 x 1.5P 48 43 145 1400 MF35 x 1.5P 53 48 170 1800 M8 190 MF40 x 1.5P 58 20 6 2.5 52 190 2200 MF45 x 1.5P 65 59 220 2500 MF50 x 1.5P 70 64 250 2700 MF55 x 2.0P 75 22 7 3 68 310 2900 MF60 x 2.0P 80 73 350 3100 MF65 x 2.0P 85 78 400 3200 MF70 x 2.0P 92 24 8 3.5 84 450 3400 MF75 x 2.0P 98 90 480 3600 MF80 x 2.0P 105 96 580 3800 MF85 x 2.0P 112 104 620 4000 MF90 x 2.0P 118 26 10 4 108 680 4500 MF100 x 2.0P 128 118 740 5000 MF110 x 2.0P 145 30 12 5 132 800 5500 MF120 x 2.0P 155 142 860 6000 MF130 x 2.0P 165 152 920 6500 MF140 x 2.0P 180 32 165 980 7000 M10 360 MF150 x 2.0P 195 180 1050 7500 MF160 x 3.0P 210 34 190 1200 8000 MF170 x 3.0P 220 200 1260 8500 MF180 x 3.0P 230 36 205 1370 9000 MF190 x 3.0P 240 220 1430 9500 MF200 x 3.0P 250 230 1500 9900 Remark ‧When ordering above products, please refer to the TYPE & Pitch. ‧If left hand thread required, please notify “L” after the TYPE & Pitch. For example: MF25X1.5P-L ‧If inch thread required, please refer to the TYPE & Pitch. For example: MF25-U20 ‧To prevent the locknuts are in short supply, please send your order in advance.