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MKK Precision Turning Locknut ― Axial Locking


Specially designed to generate powerful braking capacity due to deformation of the locknut itself, which makes the male and female threads contact tightly together.

This series of locknut’s flank surface is produced by grinding. 

 

  • No thrust washer or keyway needed.

  • Easy to assemble and disassemble.

  • Can be re-used if handled properly.mkw

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



NIKKI Specification Table

TYPE & Pitch Dimensions   Screw
D H K E F G n-M
MKK15X1.0P 30 18 4 5 4 5 4-M5 
MKK17X1.0P 32 18 4 5 4 5 4-M5 
MKK20X1.0P 38 18 4 5 4 6 4-M6
MKK25X1.5P 45 20 5 6 5 6 4-M6
MKK30X1.5P 52 20 5 6 5 7 4-M6
MKK30/65 65 30 6 6 6 8 4-M6
MKK35/58 58 20 5 6 5 7 4-M6
MKK35X1.5P 65 22 6 6 6 8 4-M6
MKK40X1.5P 65 22 6 6 6 8 4-M6
MKK40/85 85 32 6 6 6 8 4-M6
MKK45X1.5P 70 22 6 6 6 8 6-M6
MKK50X1.5P 75 25 6 8 6 8 6-M6
MKK55X2.0P 85 26 6 8 6 8 6-M8
MKK60X2.0P 90 26 6 8 6 8 6-M8
MKK65X2.0P 100 26 8 8 8 10 6-M8
MKK70X2.0P 100 28 8 9 8 10 6-M8
MKK75X2.0P 115 30 8 10 8 10 6-M10
MKK80X2.0P 110 30 8 10 8 10 6-M10
MKK85X2.0P 115 30 8 10 8 10 6-M10
MKK90X2.0P 130 32 8 13 8 10 6-M10
MKK95X2.0P 130 30 8 10 8 10 8-M10
MKK100X2.0P 130 30 8 10 8 10 8-M10
MKK110X2.0P 140 30 8 10 8 10 8-M10
MKK120X2.0P 155 30 8 10 8 10 8-M10
MKK130X2.0P 165 30 8 10 8 10 8-M10

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.
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