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MKN - Nut type (Electroless nickel plating type)

MKN - Nut type (Electroless nickel plating type)
Ordering form

 

Ni plated / Centering / 2D CAD / 3D CADInstallation Manual


Features

  1. Total 14 standard models for shaft diameters ranging from φ8 to φ35mm.
  2. Centering function.
  3. Rust protection.
  4. Treatment for stable tightening torque.
  5. Saving installation time.
  6. Improved operation.
  7. Hub outer diameter can be minimized.

Structure

Structure

Concept of frictional connection

Concept of frictional connection

Material / Surface treatment

  Material Surface treatment
Inner ring Equivalent to S45C Electroless nickel plating
Outer ring Equivalent to S45C Electroless nickel plating
Nut Equivalent to S45C Electroless nickel plating
Low frictional coating
  • Coated nuts are red.

Comparison of minimum hub

outer diameter

Comparison of minimum hub outer diameter

Mecha-lock MKN series can easily connect shaft and hub by nut tightening. MKN series are suitable for small hub diameters with thin Mecha-lock body.

Usage example

Usage example

Installation example

Installation example

Specifications / Sizes

Specifications / Sizes

Unit : mm
Type


      d    D
Maximum
torque
capacity
N·m
Price


¥
Thrust
capacity

kN
Surface pressure Moment
of
inertia
kg·m2
Tightening
torque

N·m
Weight


g
Sizes
Shaft
N/mm2
Hub
N/mm2
A B L L2 L3
MKN-8-14 29.4 8,800 6.9 312 178 1.91×10-6 24.5 34 23.5 22 19 11 8
MKN-10-17 34.3 9,300 6.9 218 128 3.30×10-6 29.4 43 26.0 24 21 12 9
MKN-11-18 39.2 9,300 6.9 217 132 3.73×10-6 34.3 46 26.0 24 22 12 10
MKN-12-20 49.0 9,300 7.3 204 122 4.25×10-6 44.1 50 26.0 24 23 13 10
MKN-14-23 88.3 10,000 12.3 173 106 1.05×10-5 58.8 80 32.5 30 26 15 11
MKN-15-24 108 10,000 13.7 169 106 1.11×10-5 68.6 85 32.5 30 27 16 11
MKN-17-26 186 10,400 19.6 164 107 1.36×10-5 98.1 96 32.5 30 31 19 12
MKN-20-29 245 10,800 24.5 165 114 2.65×10-5 137 135 39.0 36 33 20 13
MKN-22-32 275 11,200 24.5 131 90.0 3.20×10-5 147 147 39.0 36 35 22 13
MKN-24-34 314 11,600 25.5 118 83.0 4.80×10-5 167 185 44.0 41 37 24 13
MKN-25-35 353 11,600 27.5 119 85.1 5.00×10-5 186 187 44.0 41 38 25 13
MKN-28-40 378 12,500 26.5 98.5 68.9 1.19×10-4 226 320 54.0 50 43 28 15
MKN-30-42 392 12,800 25.5 92.9 66.3 1.78×10-4 255 398 60.0 55 46 30 16
MKN-35-48 461 14,100 25.5 68.6 50.0 2.88×10-4 294 521 66.0 60 52 35 17

Shaft / Hub

Unit : mm
Type

      d    D
Processing sizes Yield point stress for each smallest outer diameter of hub material. HD
D2 d2 d3 HL 206 225 245 274 294 343 392 441
FC350
SS400
S10C


S15C
FCD400
SS490
S20C


S30C
FCD450

S35C
FCD500

S45C
FCD600

S55C
FCD700


MKN-8-14 8 14 8 13 31 30 28 26 24 23 22 21
MKN-10-17 10 17 10 14 33 32 30 28 26 25 24 23
MKN-11-18 11 18 11 14 38 35 33 31 29 27 25 24
MKN-12-20 12 20 12 15 40 37 35 33 31 29 28 27
MKN-14-23 14 23 14 17 41 39 37 35 34 32 31 30
MKN-15-24 15 24 15 18 43 40 38 36 35 33 32 31
MKN-17-26 17 26 17 21 50 47 44 42 40 38 36 35
MKN-20-29 20 29 20 22 52 49 47 46 45 43 40 39
MKN-22-32 22 32 22 24 54 52 50 47 45 43 41 40
MKN-24-34 24 34 24 26 55 53 51 48 47 45 43 42
MKN-25-35 25 35 25 27 55 53 51 49 48 45 44 43
MKN-28-40 28 40 28 30 57 55 54 52 51 49 48 47
MKN-30-42 30 42 30 32 61 59 57 56 54 52 50 49
MKN-35-48 35 48 35 37 64 62 61 59 58 56 55 54
  • Mecha-lock can be manufactured for other motor shaft tolerances (j6.k6.m6). Shaft tolerance should be specified after selecting the type when ordering. [example : MKN-20-29(m6)]