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Flexible Couplings - zero backlash, EK2 series, (Inches).

Flexible Couplings - zero backlash, EK2 series, (Inches).

Features
Easy to mount
Highly concentric assembly
Vibration damping

Design
Two concentrically machined hubs with curved jaws and clamping screws, with calibrated preloaded insert

Material
Hubs: high strength aluminum
Elastomer: wear resistant thermanally stable TPU, available in 3 hardness levels

Advantage
Smooth running and reliable transmission with absorption of vibration and shock

Size 800 is available on special request.


Part Number
EK2/20/A/9.53/9.53
EK2/20/A/9.53/11.11
EK2/20/A/9.53/12.7
EK2/20/A/9.53/15.88
EK2/20/A/9.53/19.05
EK2/20/A/9.53/22.23
EK2/20/A/11.11/11.11
EK2/20/A/11.11/12.7
EK2/20/A/11.11/15.88
EK2/20/A/11.11/19.05
EK2/20/A/11.11/22.23
EK2/20/A/12.7/12.7
EK2/20/A/12.7/15.88
EK2/20/A/12.7/19.05
EK2/20/A/12.7/22.23
EK2/20/A/15.88/15.88
EK2/20/A/15.88/19.05
EK2/20/A/15.88/22.23
EK2/20/A/19.05/19.05
EK2/20/A/19.05/22.23
EK2/20/A/22.23/22.23
EK2/20/B/9.53/9.53
EK2/20/B/9.53/11.11
EK2/20/B/9.53/12.7
EK2/20/B/9.53/15.88
EK2/20/B/9.53/19.05
EK2/20/B/9.53/22.23
EK2/20/B/11.11/11.11
EK2/20/B/11.11/12.7
EK2/20/B/11.11/15.88
EK2/20/B/11.11/19.05
EK2/20/B/11.11/22.23
EK2/20/B/12.7/12.7
EK2/20/B/12.7/15.88
EK2/20/B/12.7/19.05
EK2/20/B/12.7/22.23
EK2/20/B/15.88/15.88
EK2/20/B/15.88/19.05
EK2/20/B/15.88/22.23
EK2/20/B/19.05/19.05
EK2/20/B/19.05/22.23
EK2/20/B/22.23/22.23
EK2/60/A/12.7/12.7
EK2/60/A/12.7/15.88
EK2/60/A/12.7/19.05
EK2/60/A/12.7/22.23
EK2/60/A/12.7/25.4
EK2/60/A/12.7/28.58
EK2/60/A/12.7/31.75
EK2/60/A/15.88/15.88
EK2/60/A/15.88/19.05
EK2/60/A/15.88/22.23
EK2/60/A/15.88/25.4
EK2/60/A/15.88/28.58
EK2/60/A/15.88/31.75
EK2/60/A/19.05/19.05
EK2/60/A/19.05/22.23
EK2/60/A/19.05/25.4
EK2/60/A/19.05/28.58
EK2/60/A/19.05/31.75
Part NumberMinimum order quantityVolume DiscountDays to Ship Allowable Torque Range
(N•m)
Outer Dia. A
(Ø)
Overall Length W
(mm)
Max. Rotational Speed Range
(r/min)
Allowable Torque
(N•m)
Max. Rotational Speed
(r/min)
Allowable Angular Misalignment
(deg)
Allowable Lateral Misalignment Range
(mm)
Allowable Lateral Misalignment
(mm)
Operating Temperature Range
(℃)
Moment of Inertia
(kg・m2)
For Shaft Size D1
(inch)
For Shaft Size D2
(inch)
Fit Length (mm)
(mm)
Tightening Torque of the Fastening Screw (in-lbs)
(in-lbs)
Size Elastomer Insert
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/83/8257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/83/7257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/81/2257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/85/8257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/83/4257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/87/8257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/73/7257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/71/2257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/75/8257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/73/4257120A - Shore 98A
1 Piece(s)

21 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/77/8257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000031/21/2257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000031/25/8257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000031/23/4257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000031/27/8257120A - Shore 98A
1 Piece(s)

5 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000035/85/8257120A - Shore 98A
1 Piece(s)

5 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000035/83/4257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000035/87/8257120A - Shore 98A
1 Piece(s)

5 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/43/4257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000033/47/8257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~78000341250010.02~0.20.1-30~1000.000037/87/8257120A - Shore 98A
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/83/8257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/83/7257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/81/2257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/85/8257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/83/4257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/87/8257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/73/7257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/71/2257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/75/8257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/73/4257120B - Shore 64D
1 Piece(s)

21 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/77/8257120B - Shore 64D
1 Piece(s)

5 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000031/21/2257120B - Shore 64D
1 Piece(s)

5 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000031/25/8257120B - Shore 64D
1 Piece(s)

5 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000031/23/4257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000031/27/8257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000035/85/8257120B - Shore 64D
1 Piece(s)

5 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000035/83/4257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000035/87/8257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/43/4257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000033/47/8257120B - Shore 64D
1 Piece(s)

8 Days

20.01~50.00426610001~7800042125000.80.02~0.20.08-30~1200.000037/87/8257120B - Shore 64D
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/21/23013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/25/83013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/23/43013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/27/83013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/213013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/21 1/83013360A - Shore 98A
1 Piece(s)

21 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00011/21 1/43013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/85/83013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/83/43013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/87/83013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/813013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/81 1/83013360A - Shore 98A
1 Piece(s)

21 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00015/81 1/43013360A - Shore 98A
1 Piece(s)

5 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00013/43/43013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00013/47/83013360A - Shore 98A
1 Piece(s)

5 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00013/413013360A - Shore 98A
1 Piece(s)

8 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00013/41 1/83013360A - Shore 98A
1 Piece(s)

21 Days

100~less than 500567810001~780001201100010.02~0.20.12-30~1000.00013/41 1/43013360A - Shore 98A

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Basic Information

Type Jaw Type Application Servo Motor / Stepping Motor Feature No Backlash
Body Material Aluminum Buffer Part Material Polyurethane Allowable Axial Misalignment (±)(mm) 2

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