EK1
Elastomer Spider Coupling with keyway connection

0.5 - 25,000

EK1 ELASTOMER SPIDER COUPLING WITH KEYWAY CONNECTION

  • EK1
  • Specifications EK1

    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien2
    TypeA|B|C
    Rated torque (Nm)TKN2|2,4|0,5
    Fit length (mm)C6,5
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/23-9
    Inside diameter (pilot bored) (mm)DV3
    Inside diameter of elastomer (mm)DE6,2
    Outside diameter (mm)B/B115
    Moment of inertia per hub (10-3 kgm2)J1/J20,0001
    Approximate weight (kg)0,008
    Distance (mm)G3
    Speed standard (min -1)15000
    Speed balanced (10³min-1)60|67|45
    Maximum torque (Nm)TKmax4|4,8|1
    Overall length (mm)A20
    Possible shortening length (mm)H4
    2
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien5
    TypeA|B|C
    Rated torque (Nm)TKN9|12|2
    Fit length (mm)C12
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/26-15
    Inside diameter (pilot bored) (mm)DV4
    Inside diameter of elastomer (mm)DE10,2
    Outside diameter (mm)B/B125
    Moment of inertia per hub (10-3 kgm2)J1/J20,001
    Approximate weight (kg)0,03
    Distance (mm)G5
    Speed standard (min -1)15000
    Speed balanced (10³min-1)57|65|43
    Maximum torque (Nm)TKmax18|24|4
    Overall length (mm)A34
    Possible shortening length (mm)H6
    5
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien10
    TypeA|B|C
    Rated torque (Nm)TKN12,5|16|4
    Fit length (mm)C12
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/26-18
    Inside diameter (pilot bored) (mm)DV6
    Inside diameter of elastomer (mm)DE14,2
    Outside diameter (mm)B/B132
    Moment of inertia per hub (10-3 kgm2)J1/J20,003
    Approximate weight (kg)0,08
    Distance (mm)G6
    Speed standard (min -1)13000
    Speed balanced (10³min-1)53|63|40
    Maximum torque (Nm)TKmax25|32|6
    Overall length (mm)A35
    Possible shortening length (mm)H6
    10
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien20
    TypeA|B|C
    Rated torque (Nm)TKN17|21|6
    Fit length (mm)C25
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/28-25
    Inside diameter (pilot bored) (mm)DV7
    Inside diameter of elastomer (mm)DE19,2
    Outside diameter (mm)B/B142
    Moment of inertia per hub (10-3 kgm2)J1/J20,02
    Approximate weight (kg)0,15
    Distance (mm)G9
    Speed standard (min -1)12500
    Speed balanced (10³min-1)45|50|35
    Maximum torque (Nm)TKmax34|42|12
    Overall length (mm)A66
    Possible shortening length (mm)H19
    20
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien60
    TypeA|B|C
    Rated torque (Nm)TKN60|75|20
    Fit length (mm)C30
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/212-32
    Inside diameter (pilot bored) (mm)DV9
    Inside diameter of elastomer (mm)DE26,2
    Outside diameter (mm)B/B156
    Moment of inertia per hub (10-3 kgm2)J1/J20,06
    Approximate weight (kg)0,35
    Distance (mm)G11
    Speed standard (min -1)11000
    Speed balanced (10³min-1)31|31|25
    Maximum torque (Nm)TKmax120|150|35
    Overall length (mm)A78
    Possible shortening length (mm)H22
    60
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien150
    TypeA|B|C
    Rated torque (Nm)TKN160|200|42
    Fit length (mm)C35
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/219-38
    Inside diameter (pilot bored) (mm)DV14
    Inside diameter of elastomer (mm)DE29,2
    Outside diameter (mm)B/B166,5
    Moment of inertia per hub (10-3 kgm2)J1/J20,1
    Approximate weight (kg)0,6
    Distance (mm)G12
    Speed standard (min -1)10000
    Speed balanced (10³min-1)22|26|18
    Maximum torque (Nm)TKmax320|400|85
    Overall length (mm)A90
    Possible shortening length (mm)H26
    150
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien300
    TypeA|B|C
    Rated torque (Nm)TKN325|405|84
    Fit length (mm)C45
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/220-45
    Inside diameter (pilot bored) (mm)DV16
    Inside diameter of elastomer (mm)DE36,2
    Outside diameter (mm)B/B182
    Moment of inertia per hub (10-3 kgm2)J1/J20,4
    Approximate weight (kg)1,1
    Distance (mm)G15
    Speed standard (min -1)9000
    Speed balanced (10³min-1)22|26|16
    Maximum torque (Nm)TKmax650|810|170
    Overall length (mm)A114
    Possible shortening length (mm)H32
    300
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien450
    TypeA|B|C
    Rated torque (Nm)TKN530|660|95
    Fit length (mm)C50
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/228-60
    Inside diameter (pilot bored) (mm)DV22
    Inside diameter of elastomer (mm)DE46,2
    Outside diameter (mm)B/B1102
    Moment of inertia per hub (10-3 kgm2)J1/J21,1
    Approximate weight (kg)1,7
    Distance (mm)G17
    Speed standard (min -1)8000
    Speed balanced (10³min-1)16|17|12
    Maximum torque (Nm)TKmax1060|1350|190
    Overall length (mm)A126
    Possible shortening length (mm)H37
    450
    CAD
    EK1 Series
    Type
    Rated torque (Nm)TKN
    Fit length (mm)C
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/2
    Inside diameter (pilot bored) (mm)DV
    Inside diameter of elastomer (mm)DE
    Outside diameter (mm)B/B1
    Moment of inertia per hub (10-3 kgm2)J1/J2
    Approximate weight (kg)
    Distance (mm)G
    Speed standard (min -1)
    Speed balanced (10³min-1)
    Maximum torque (Nm)TKmax
    Overall length (mm)A
    Possible shortening length (mm)H
    CAD Portal
    EK1 Serien800
    TypeA|B|C
    Rated torque (Nm)TKN950|1100|240
    Fit length (mm)C65
    Inside diameter possible from Ø to Ø H7 (mm)
    D1/232-80
    Inside diameter (pilot bored) (mm)DV29
    Inside diameter of elastomer (mm)DE60,5
    Outside diameter (mm)B/B1136,5
    Moment of inertia per hub (10-3 kgm2)J1/J212
    Approximate weight (kg)11
    Distance (mm)G30
    Speed standard (min -1)4000
    Speed balanced (10³min-1)13|13|8
    Maximum torque (Nm)TKmax1900|2150|400
    Overall length (mm)A162
    Possible shortening length (mm)H43
    800
    CAD

    Properties

    • Design:
      • two coupling hubs are concentrically machined with curved jaws.

      • bore tolerance H7 + keyway + set screw per DIN 916 or optional pilot bore (DV).
    • Temperature range: The temperature range depends on the Elastomer insert.
    • Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
    • Material:
      • coupling hub: up to series 450 high strength aluminium, 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 EK1:
      • economical design
      • concentrically machined
      • vibration damping
      • electrically isolating
      • press fit design
      • low backlash, due to keyway connection
    • Design:
      • two coupling hubs are concentrically machined with curved jaws.

      • bore tolerance H7 + keyway + set screw per DIN 916 or optional pilot bore (DV).
    • Temperature range: The temperature range depends on the Elastomer insert.
    • Tolerance: Overall clearance between shaft and hub 0.01 to 0.05 mm.
    • Material:
      • coupling hub: up to series 450 high strength aluminium, 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 EK1:
      • economical design
      • concentrically machined
      • vibration damping
      • electrically isolating
      • press fit design
      • low backlash, due to keyway connection


    Overview