MKH
MKH Miniature Coupling with fully split

0.5 - 10 Nm

MKH MINIATURE COUPLING WITH FULLY SPLIT HUBS

MKH

Specifications MKH

MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien5
Rated torque (Nm)TKN0,5
Overall lengthA-125 | 28 | 31
Fit length (mm)C9
Inside diameter range H7 (mm)D1/D23-7
Outside diameter (mm)B15
Moment of inertia (gcm2)Jges.2,6 | 2,8 | 3
Torsional stiffness (10³ Nm/rad)CT280 | 210 | 170
Tightening torque of the fastening screw (Nm)E0,43
Distance between centerlines (mm)F4,5
Distance (mm)G3
Distance (H)H-112 | 15 | 18
Approximate weight (g)9 | 9 | 9
Axial (mm)max.0,4 | 0,5 | 0,6
Lateral (mm)max.0,15 | 0,2 | 0,25
Angular (degree)max.1 | 1,5 | 2
Screw ISO 4762EM2
5
CAD
MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien10
Rated torque (Nm)TKN1
Overall lengthA-127 | 30 | 33
Fit length (mm)C9
Inside diameter range H7 (mm)D1/D23-7
Outside diameter (mm)B15
Moment of inertia (gcm2)Jges.3 | 3,4 | 3,6
Torsional stiffness (10³ Nm/rad)CT510 | 380 | 320
Tightening torque of the fastening screw (Nm)E0,43
Distance between centerlines (mm)F4,5
Distance (mm)G3
Distance (H)H-114 | 17 | 20
Approximate weight (g)9 | 10 | 11
Axial (mm)max.0,4 | 0,5 | 0,6
Lateral (mm)max.0,15 | 0,2 | 0,25
Angular (degree)max.1 | 1,5 | 2
Screw ISO 4762EM2
10
CAD
MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien15
Rated torque (Nm)TKN1,5
Overall lengthA-130 | 35
Fit length (mm)C11
Inside diameter range H7 (mm)D1/D23-8
Outside diameter (mm)B19
Moment of inertia (gcm2)Jges.8,5 | 9,5
Torsional stiffness (10³ Nm/rad)CT750 | 700
Tightening torque of the fastening screw (Nm)E0,85
Distance between centerlines (mm)F6
Distance (mm)G3,5
Distance (H)H-114,5 | 19,5
Approximate weight (g)22 | 24
Axial (mm)max.0,5 | 0,7
Lateral (mm)max.0,15 | 0,2
Angular (degree)max.1,5 | 1,5
Screw ISO 4762EM2,5
15
CAD
MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien20
Rated torque (Nm)TKN2
Overall lengthA-135 | 40 | 44
Fit length (mm)C13
Inside diameter range H7 (mm)D1/D23-12,7
Outside diameter (mm)B25
Moment of inertia (gcm2)Jges.25 | 27 | 29
Torsional stiffness (10³ Nm/rad)CT1200 | 1300 | 1200
Tightening torque of the fastening screw (Nm)E2,3
Distance between centerlines (mm)F8
Distance (mm)G4
Distance (H)H-117 | 22 | 26
Approximate weight (g)36 | 38 | 40
Axial (mm)max.0,5 | 0,6 | 0,7
Lateral (mm)max.0,15 | 0,2 | 0,25
Angular (degree)max.1,5 | 1,5 | 2
Screw ISO 4762EM3
20
CAD
MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien45
Rated torque (Nm)TKN4,5
Overall lengthA-146 | 54
Fit length (mm)C16
Inside diameter range H7 (mm)D1/D25-16
Outside diameter (mm)B32
Moment of inertia (gcm2)Jges.100 | 108
Torsional stiffness (10³ Nm/rad)CT7000 | 5000
Tightening torque of the fastening screw (Nm)E4
Distance between centerlines (mm)F10
Distance (mm)G5
Distance (H)H-123,5 | 31,5
Approximate weight (g)74 | 78
Axial (mm)max.0,7 | 1
Lateral (mm)max.0,2 | 0,25
Angular (degree)max.1,5 | 2
Screw ISO 4762EM4
45
CAD
MKH Series
Rated torque (Nm)TKN
Overall lengthA-1
Fit length (mm)C
Inside diameter range H7 (mm)D1/D2
Outside diameter (mm)B
Moment of inertia (gcm2)Jges.
Torsional stiffness (10³ Nm/rad)CT
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G
Distance (H)H-1
Approximate weight (g)
Axial (mm)max.
Lateral (mm)max.
Angular (degree)max.
Screw ISO 4762E
CAD Portal
MKH Serien100
Rated torque (Nm)TKN10
Overall lengthA-150 | 60
Fit length (mm)C16
Inside diameter range H7 (mm)D1/D25-24
Outside diameter (mm)B40
Moment of inertia (gcm2)Jges.160 | 205
Torsional stiffness (10³ Nm/rad)CT9050 | 8800
Tightening torque of the fastening screw (Nm)E4,5
Distance between centerlines (mm)F15
Distance (mm)G5
Distance (H)H-127,5 | 37,5
Approximate weight (g)120 | 130
Axial (mm)max.1 | 1,2
Lateral (mm)max.0,2 | 0,3
Angular (degree)max.1,5 | 2
Screw ISO 4762EM4
100
CAD

Properties

  • Design:
    • with fully removable split
    • 2x ISO 4762 clamping screws per hub                      
  • Temperature range: -30° C to +100° C (-22° F to +212° F)
  • Tolerance: Overall clearance between hub and shaft 0.01-0.05 mm.
  • Service life: Maintenance free with infinite life when operated within the technical specifications.
  • Material:
    • Bellows made from highly flexible, high grade stainless steel
    • 
hubs made from aluminum
  • Speeds:
    • up to 10,000 rpm
    • in excess of 10,000 rpm with finely balanced version (up to G = 2.5)
  • Non standard applications: Custom designs with various tolerances, keyways, materials, dimensions, etc. available upon request.
  • Brief overloads: Acceptable up to 1.5x the rated torque.
  • Properties of Miniature Coupling model MKH:
    • for lateral mounting
    • easy mounting and dismounting
    • lightweight and low inertia
    • suited for pre-aligned shafts


Overview