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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Step Flex STF (Part Numbers)

Step Flex STF

Newly developed multi-layer rubber element achieves high attenuation and low recoil force. Couplings with high damping performance. For servo and stepper motors.
Integrated structure with no backlash that adopts HNBR for the power transmitting element. Damps vibration more quickly than a flexible coupling using metal for the elastic part.
This makes it possible to inhibit resonance, a phenomenon which tends to occur with stepper motors, etc. Helps avoid resonance over a wide range of operating speeds. Provides stable high speed control.
Furthermore, by using a layered rubber element sandwiched between HNBR with different levels of hardness, the shaft reaction force due to misalignment is reduced. The burden on the counter shaft and bearing can be reduced drastically.

(i)Caution

  • Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
    There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

STF-056SA1-15B-28B

 
Part Number
STF-056SA1-15B-28B
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSHole diameter d1
(Ø)
Hole diameter d2
(Ø)
O.D.
(Ø)
Full Length
(mm)
Allowable Torque Range
(N•m)
Allowable Torque
(N•m)
Allowable Lateral Misalignment
(mm)
Allowable Axial Clearance (±)
(mm)
Moment of Inertia
(kg・m2)

SGD 133.68

1 Piece(s) 7 Day(s) or more 101528566050.01~100.00600.20.3125.5×10-6

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Basic Information

Type Vibration Damping Rubber Type Application Servo Motor / Stepping Motor Features High Torque / Backlash 0 / Vibration Absorption
Allowable Misalignment Angular Misalignment / Eccentricity / Axial Misalignment Max. Rotational Speed Range(r/min) 4001~10000 Body Material Aluminum
Allowable Angular Misalignment(deg) 1.5 Product Category Coupling body Allowable Lateral Misalignment Range(mm) 0.02~0.2
Maximum Rotation Speed(r/min) 10000 Buffer Material Nitrile Rubber Operating Temperature Range(°C) -20::80

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