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Flexible Couplings - Bellows type, miniature, zero backlash, MK2 series.

Flexible Couplings - Bellows type, miniature, zero backlash, MK2 series.

Features
Low restoring forces on coupled shafts
Easy installation
Light weight and low moment of inertia

Design
Two clamping hubs concentrically mounted to flexible bellows.

Material
Bellows: high grade stainless steel
Hubs: aluminum

Advantage
Precise and well-balanced transmission with zero backlash



 
Part Number
MK2/5/25/3/3
MK2/5/25/3/4
MK2/5/25/3/5
MK2/5/25/3/6
MK2/5/25/3/7
MK2/5/25/4/4
MK2/5/25/4/5
MK2/5/25/4/6
MK2/5/25/4/7
MK2/5/25/5/5
MK2/5/25/5/6
MK2/5/25/5/7
MK2/5/25/6/6
MK2/5/25/6/7
MK2/5/25/7/7
MK2/5/25/MPB/MPB
MK2/5/28/3/3
MK2/5/28/3/4
MK2/5/28/3/5
MK2/5/28/3/6
MK2/5/28/3/7
MK2/5/28/4/4
MK2/5/28/4/5
MK2/5/28/4/6
MK2/5/28/4/7
MK2/5/28/5/5
MK2/5/28/5/6
MK2/5/28/5/7
MK2/5/28/6/6
MK2/5/28/6/7
MK2/5/28/7/7
MK2/5/28/MPB/MPB
MK2/10/27/3/3
MK2/10/27/3/4
MK2/10/27/3/5
MK2/10/27/3/6
MK2/10/27/3/7
MK2/10/27/4/4
MK2/10/27/4/5
MK2/10/27/4/6
MK2/10/27/4/7
MK2/10/27/5/5
MK2/10/27/5/6
MK2/10/27/5/7
MK2/10/27/6/6
MK2/10/27/6/7
MK2/10/27/7/7
MK2/10/27/MPB/MPB
MK2/10/30/3/3
MK2/10/30/3/4
MK2/10/30/3/5
MK2/10/30/3/6
MK2/10/30/3/7
MK2/10/30/4/4
MK2/10/30/4/5
MK2/10/30/4/6
MK2/10/30/4/7
MK2/10/30/5/5
MK2/10/30/5/6
MK2/10/30/5/7
Part NumberMinimum order quantityVolume DiscountDays to Ship Allowable Torque Range
(N•m)
For Shaft Size D1
(mm)
For Shaft Size D2
(mm)
Outer Dia. A
(Ø)
Overall Length W
(mm)
Feature Allowable Torque
(N•m)
Allowable Angular Misalignment
(deg)
Allowable Lateral Misalignment Range
(mm)
Allowable Lateral Misalignment
(mm)
Moment of Inertia
(kg・m2)
Fit Length (in)
(in)
Torsional Stiffness (N-m/rad)
(N-m/rad)
Tightening Torque of the Fastening Screw (N-m)
(N-m)
Size
1 Piece(s)

21 Days

0.05~1.00331525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00341525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00351525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00361525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00371525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00441525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00451525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00461525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00471525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

5 Days

0.05~1.00551525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

5 Days

0.05~1.00561525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00571525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

5 Days

0.05~1.00661525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00671525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00771525No Backlash / Low Moment of Inertia0.510.02~0.20.150.0000002692800.435
1 Piece(s)

5 Days

0.05~1.000-Pilot Bore0-Pilot Bore1525No Backlash / Low Moment of Inertia / Unfinished Shaft Bore0.510.02~0.20.150.0000002692800.435
1 Piece(s)

21 Days

0.05~1.00331528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00341528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00351528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00361528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00371528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00441528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00451528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00461528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00471528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

5 Days

0.05~1.00551528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

5 Days

0.05~1.00561528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00571528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

5 Days

0.05~1.00661528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00671528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00771528No Backlash / Low Moment of Inertia0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

5 Days

0.05~1.000-Pilot Bore0-Pilot Bore1528No Backlash / Low Moment of Inertia / Unfinished Shaft Bore0.51.50.02~0.20.20.0000002892100.435
1 Piece(s)

21 Days

0.05~1.00331527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00341527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00351527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00361527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00371527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00441527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00451527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00461527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00471527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

5 Days

0.05~1.00551527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

5 Days

0.05~1.00561527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00571527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

5 Days

0.05~1.00661527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00671527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00771527No Backlash / Low Moment of Inertia110.02~0.20.150.000000695100.4310
1 Piece(s)

5 Days

0.05~1.000-Pilot Bore0-Pilot Bore1527No Backlash / Low Moment of Inertia / Unfinished Shaft Bore110.02~0.20.150.000000695100.4310
1 Piece(s)

21 Days

0.05~1.00331530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00341530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00351530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00361530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00371530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00441530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00451530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00461530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00471530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

5 Days

0.05~1.00551530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

5 Days

0.05~1.00561530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310
1 Piece(s)

21 Days

0.05~1.00571530No Backlash / Low Moment of Inertia11.50.02~0.20.20.0000003493800.4310

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Basic Information

Type Bellows Type Max. Rotational Speed Range(r/min) 4001~10000 Body Material Aluminum
Max. Rotational Speed(r/min) 10,000 Bellows Part Material Stainless Steel Operating Temperature Range(℃) -30::100

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