EKH
Elastomer Coupling with split clamping hub

1,950 - 25,000 Nm

EKH ELASTOMER COUPLING WITH SPLIT CLAMPING HUB

EKH
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B160
Outside diameter with screw head (mm)BS156
Moment of inertia per hub (10-3 kgm2)J1/J212,5
Approximate weight (kg)3
Fastening screw ISO 4762E300
Tightening torque of the fastening screw (Nm)E57
Distance between centerlines (mm)F36
Distance (mm)G/G1120/69
Distance (mm)AE78
Speed standard (min -1)3000
Hub length (mm)H/H140
Maximum torque* (Nm)TKmax3.900|4.900
Overall length (mm)A213
Inside diameter of elastomer (mm)DE8xM16
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B225
Outside diameter with screw head (mm)BS199
Moment of inertia per hub (10-3 kgm2)J1/J225
Approximate weight (kg)3,5
Fastening screw ISO 4762E600
Tightening torque of the fastening screw (Nm)E75
Distance between centerlines (mm)F24/41
Distance (mm)G/G1154/89
Distance (mm)AE104
Speed standard (min -1)3500
Hub length (mm)H/H1147
Maximum torque* (Nm)TKmax10.000|12.400
Overall length (mm)A272
Inside diameter of elastomer (mm)DE8xM20
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B290
Outside diameter with screw head (mm)BS243
Moment of inertia per hub (10-3 kgm2)J1/J253
Approximate weight (kg)2
Fastening screw ISO 4762E1100
Tightening torque of the fastening screw (Nm)E90
Distance between centerlines (mm)F30/48
Distance (mm)G/G1193/110
Distance (mm)AE131
Speed standard (min -1)2000
Hub length (mm)H/H1480
Maximum torque* (Nm)TKmax20.000|25.000
Overall length (mm)A341
Inside diameter of elastomer (mm)DE8xM24
9500
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B160
Outside diameter with screw head (mm)BS156
Moment of inertia per hub (10-3 kgm2)J1/J212,5
Approximate weight (kg)3
Fastening screw ISO 4762E300
Tightening torque of the fastening screw (Nm)E57
Distance between centerlines (mm)F36
Distance (mm)G/G1120/69
Distance (mm)AE78
Speed standard (min -1)3000
Hub length (mm)H/H140
Maximum torque* (Nm)TKmax3.900|4.900
Overall length (mm)A213
Inside diameter of elastomer (mm)DE8xM16
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B225
Outside diameter with screw head (mm)BS199
Moment of inertia per hub (10-3 kgm2)J1/J225
Approximate weight (kg)3,5
Fastening screw ISO 4762E600
Tightening torque of the fastening screw (Nm)E75
Distance between centerlines (mm)F24/41
Distance (mm)G/G1154/89
Distance (mm)AE104
Speed standard (min -1)3500
Hub length (mm)H/H1147
Maximum torque* (Nm)TKmax10.000|12.400
Overall length (mm)A272
Inside diameter of elastomer (mm)DE8xM20
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
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 4762E
Tightening torque of the fastening screw (Nm)E
Distance between centerlines (mm)F
Distance (mm)G/G1
Distance (mm)AE
Speed standard (min -1)
Hub length (mm)H/H1
Maximum torque* (Nm)TKmax
Overall length (mm)A
Inside diameter of elastomer (mm)DE
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
Outside diameter (mm)B290
Outside diameter with screw head (mm)BS243
Moment of inertia per hub (10-3 kgm2)J1/J253
Approximate weight (kg)2
Fastening screw ISO 4762E1100
Tightening torque of the fastening screw (Nm)E90
Distance between centerlines (mm)F30/48
Distance (mm)G/G1193/110
Distance (mm)AE131
Speed standard (min -1)2000
Hub length (mm)H/H1480
Maximum torque* (Nm)TKmax20.000|25.000
Overall length (mm)A341
Inside diameter of elastomer (mm)DE8xM24
9500
CAD

Properties

  • Design: Both clamping hubs are fully separable due to split hubs and 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
  • 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