Categories list

MA Precision Locknut - Axial Locking

The locknut setscrews intersect at radial locking 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.mf


‧Material：JIS SCM440/DIN42CrMo4/AISI 4140
‧Hardness：HRC 28-32
‧Precision：ISO 4H
‧The maximum runout between locating face and thread is 0.005 mm





NIKKI Product Spec:

TYPE & Pitch Dimensions Screw Screw Torque
D h g t d d1 d2 c MAX kg-cm
MA17X1.0P 28 15 4 2 23 22.5 3.5 7 M4 22
MA20X1.0P 32 27 26
MA25X1.5P 38 17 5 33 31.5 4.5 8 M5 48
MA30X1.5P 45 40 37.5
MA35X1.5P 52 47 43.5
MA40X1.5P 58 19 6 2.5 52 49 5.2 9 M6 80
MA45X1.5P 65 59 55
MA50X1.5P 70 64 60
MA55X2.0P 75 21 7 3 68 65
MA60X2.0P 80 73 70
MA65X2.0P 85 78 75
MA70X2.0P 92 23 8 3.5 85 81 7 12 M8 190
MA75X2.0P 98 90 87
MA80X2.0P 105 95 93
MA85X2.0P 110 102 98
MA90X2.0P 120 25 10 4 108 103
MA95X2.0P 125 113 108
MA100X2.0P 130 120 113
MA105X2.0P 140 27 12 5 126 123 8.7 15 M10 360
MA110X2.0P 145 133 128
MA115X2.0P 150 137 133
MA120X2.0P 155 29 138 138
MA125X2.0P 160 148 143
MA130X2.0P 165 149 148
MA135X2.0P 175 31 14 6 160 155 10.7 17 M12 560
MA140X2.0P 180 160 160
MA145X2.0P 190 172 165
MA150X2.0P 195 171 170
MA160X3.0P 210 33 16 7 182 179
MA170X3.0P 220 193 189
MA180X3.0P 230 35 18 8 203 199
MA190X3.0P 240 214 209
MA200X3.0P 250 37 226 219

Remark

‧When ordering above products, please refer to the TYPE & Pitch.
‧To prevent the locknuts are in short supply, please send your order in advance.
No Data...
Copyright © NIKKI PRECISION LOCKNUT All Rights Reserved.