EKH
Elastomer Coupling with split clamping hub

1,950 - 25,000 Nm

EKH ELASTOMER COUPLING WITH SPLIT CLAMPING HUB

  • EKH
  • Specifications EKH

    EKH Series
    Type (Elastomer insert)
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B
    Outside diameter with screw head (mm)BS
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Fastening screw (ISO 4762)E
    Tightening torque of the fastening screw (Nm)E
    Distance between centerlines (mm)F
    Distance (mm)G/G1
    Distance (mm)AE
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Hub length (mm)H/H1
    Maximum torque* (Nm)TKmax
    Overall length (mm)A
    CAD Portal
    EKH Serien2500
    Type (Elastomer insert)A|B
    Rated torque (Nm)TKN1.950|2.450
    Fit length (mm)C85
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/235-90
    Inside diameter of elastomer (mm)DE80
    Outside diameter (mm)B160
    Outside diameter with screw head (mm)BS156
    Moment of inertia per hub (10-3 kgm2)J1/J240
    Approximate weight (kg)12,5
    Fastening screw (ISO 4762)E8xM16
    Tightening torque of the fastening screw (Nm)E300
    Distance between centerlines (mm)F57
    Distance (mm)G/G136
    Distance (mm)AE78
    Speed standard (min -1)3000
    Speed balanced (10³min-1)10 | 10
    Hub length (mm)H/H1120/69
    Maximum torque* (Nm)TKmax3.900|4.900
    Overall length (mm)A213
    2500
    CAD
    EKH Series
    Type (Elastomer insert)
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B
    Outside diameter with screw head (mm)BS
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Fastening screw (ISO 4762)E
    Tightening torque of the fastening screw (Nm)E
    Distance between centerlines (mm)F
    Distance (mm)G/G1
    Distance (mm)AE
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Hub length (mm)H/H1
    Maximum torque* (Nm)TKmax
    Overall length (mm)A
    CAD Portal
    EKH Serien4500
    Type (Elastomer insert)A|B
    Rated torque (Nm)TKN5.000|6.200
    Fit length (mm)C113
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/240-120
    Inside diameter of elastomer (mm)DE110
    Outside diameter (mm)B225
    Outside diameter with screw head (mm)BS199
    Moment of inertia per hub (10-3 kgm2)J1/J2147
    Approximate weight (kg)25
    Fastening screw (ISO 4762)E8xM20
    Tightening torque of the fastening screw (Nm)E600
    Distance between centerlines (mm)F75
    Distance (mm)G/G124/41
    Distance (mm)AE104
    Speed standard (min -1)3500
    Speed balanced (10³min-1)8 | 8
    Hub length (mm)H/H1154/89
    Maximum torque* (Nm)TKmax10.000|12.400
    Overall length (mm)A272
    4500
    CAD
    EKH Series
    Type (Elastomer insert)
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B
    Outside diameter with screw head (mm)BS
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Fastening screw (ISO 4762)E
    Tightening torque of the fastening screw (Nm)E
    Distance between centerlines (mm)F
    Distance (mm)G/G1
    Distance (mm)AE
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Hub length (mm)H/H1
    Maximum torque* (Nm)TKmax
    Overall length (mm)A
    CAD Portal
    EKH Serien9500
    Type (Elastomer insert)A|B
    Rated torque (Nm)TKN10.000|12.500
    Fit length (mm)C140
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/250-140
    Inside diameter of elastomer (mm)DE145
    Outside diameter (mm)B290
    Outside diameter with screw head (mm)BS243
    Moment of inertia per hub (10-3 kgm2)J1/J2480
    Approximate weight (kg)53
    Fastening screw (ISO 4762)E8xM24
    Tightening torque of the fastening screw (Nm)E1100
    Distance between centerlines (mm)F90
    Distance (mm)G/G130/48
    Distance (mm)AE131
    Speed standard (min -1)2000
    Speed balanced (10³min-1)6,5 | 6,5
    Hub length (mm)H/H1193/110
    Maximum torque* (Nm)TKmax20.000|25.000
    Overall length (mm)A341
    9500
    CAD

    Properties

    • Design:
      • both clamping hubs are fully separable due to split hubs
      • ISO 4762 clamping screws
    • Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
    • Material:
      • clamping hub: up to series 450 high strength aluminum, series 800 and up steel

      • elastomer insert: precision molded, wear resistant, and thermally stable polymer
    • Speeds:See table below, *Please contact R+W
                  ISO 2.5 balance grade available
    • Properties of Elastomer Coupling model EKH:
      • lateral mounting possible
      • concentrically machined hubs
      • vibration damping
      • electrically isolating
      • easy mounting
      • backlash free


    Overview