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

Servo Flex SFC (Part Numbers)

Servo Flex SFC
  • On Sale Till 31/03/2025

· SFC Model for Servo Coupling
· Application: Servo Motor / Stepping Motor / Encoder.
· Body material: Using aluminum clad in a clear anodized finish.
· Disc members are made of 304 stainless steels.
· Single and double element configurations are available.
· Bores can be configured with clamp, taper-lock, or keyed styles.
· Maximum Rotational Speed Range: 4001 ~ 10000 (r/min).
· Maximum allowable torque: 250 Nm.
· Bore size range: 3 mm to 45mm.
· Backlash: Zero.
· Operating Temperature Range: -30 to 100 °C
· Couplings are precisely assembled using high strength, corrosion resistant fasteners.

(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
SFC-050SA2-9.525B-10B
SFC-050SA2-9.525B-11B
SFC-050SA2-9.525B-11BC
SFC-050SA2-9.525B-12B
SFC-050SA2-9.525B-13B
SFC-050SA2-9.525B-14B
SFC-050SA2-9.525B-14BC
SFC-050SA2-9.525B-15B
SFC-050SA2-9.525B-16B
SFC-050SA2-9.525B-16BC
SFC-050SA2-9.525B-17B
SFC-050SA2-9.525B-18B
SFC-050SA2-9.525B-19B
SFC-050SA2-9.525B-20B
SFC-050SA2-9.525B-22B
SFC-050SA2-9.525B-24B
SFC-050SA2-9.525B-25B
SFC-050SA2-9.525B-28B
SFC-050SA2-9.525B-30B
SFC-050SA2-10B-10B
SFC-050SA2-10B-11B
SFC-050SA2-10B-11BC
SFC-050SA2-10B-12B
SFC-050SA2-10B-13B
SFC-050SA2-10B-14B
SFC-050SA2-10B-14BC
SFC-050SA2-10B-15B
SFC-050SA2-10B-16B
SFC-050SA2-10B-16BC
SFC-050SA2-10B-17B
SFC-050SA2-10B-18B
SFC-050SA2-10B-19B
SFC-050SA2-10B-20B
SFC-050SA2-10B-22B
SFC-050SA2-10B-24B
SFC-050SA2-10B-25B
SFC-050SA2-10B-28B
SFC-050SA2-10B-30B
SFC-050SA2-11B-11B
SFC-050SA2-11B-11BC
SFC-050SA2-11B-12B
SFC-050SA2-11B-13B
SFC-050SA2-11B-14B
SFC-050SA2-11B-14BC
SFC-050SA2-11B-15B
SFC-050SA2-11B-16B
SFC-050SA2-11B-16BC
SFC-050SA2-11B-17B
SFC-050SA2-11B-18B
SFC-050SA2-11B-19B
SFC-050SA2-11B-20B
SFC-050SA2-11B-22B
SFC-050SA2-11B-24B
SFC-050SA2-11B-25B
SFC-050SA2-11B-30B
SFC-050SA2-12B-11BC
SFC-050SA2-12B-12B
SFC-050SA2-12B-13B
SFC-050SA2-12B-14B
SFC-050SA2-12B-14BC
SFC-050SA2-12B-15B
SFC-050SA2-12B-16B
SFC-050SA2-12B-16BC
SFC-050SA2-12B-17B
SFC-050SA2-12B-18B
SFC-050SA2-12B-19B
SFC-050SA2-12B-20B
SFC-050SA2-12B-22B
SFC-050SA2-12B-24B
SFC-050SA2-12B-25B
SFC-050SA2-12B-25BJ
SFC-050SA2-12B-28B
SFC-050SA2-12B-30B
SFC-050SA2-13B-13B
SFC-050SA2-13B-14B
SFC-050SA2-13B-15B
SFC-050SA2-13B-16B
SFC-050SA2-13B-17B
SFC-050SA2-13B-18B
SFC-050SA2-13B-19B
SFC-050SA2-13B-20B
SFC-050SA2-13B-22B
SFC-050SA2-13B-24B
SFC-050SA2-13B-25B
SFC-050SA2-13B-28B
SFC-050SA2-13B-30B
SFC-050SA2-14B-11BC
SFC-050SA2-14B-14B
SFC-050SA2-14B-14BC
SFC-050SA2-14B-15B
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 Angular Misalignment
(deg)
Allowable Lateral Misalignment
(mm)
Allowable Lateral Misalignment Range
(mm)
Maximum Rotation Speed
(r/min)
Allowable Axial Clearance (±)
(mm)
Moment of Inertia
(kg・m2)
The size of the tapered adapter
(mm)
Keyway Standard Disc Specifications Allowable Angular Misalignment Detail
(deg)

SGD 142.58

1 Piece(s) 12 Day(s) or more 109.525105643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.59

1 Piece(s) 12 Day(s) or more 109.525115643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 179.09

1 Piece(s) 16 Day(s) or more 109.525-5648.420.01~50.002210.020.02~0.2100000.882.91×10-611-Single-

SGD 142.59

1 Piece(s) 12 Day(s) or more 109.525125643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 109.525135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.60

1 Piece(s) 12 Day(s) or more 109.525145643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 176.09

1 Piece(s) 16 Day(s) or more 109.525-5653.420.01~50.002210.020.02~0.2100000.888.72 x 10-614-Single-

SGD 142.60

1 Piece(s) 12 Day(s) or more 109.525155643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.61

1 Piece(s) 12 Day(s) or more 109.525165643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 178.00

1 Piece(s) 16 Day(s) or more 109.525-5663.420.01~50.002210.020.02~0.2100000.895.44×10-616-Single-

SGD 142.61

1 Piece(s) 12 Day(s) or more 109.525175643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.62

1 Piece(s) 12 Day(s) or more 109.525185643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.62

1 Piece(s) 12 Day(s) or more 109.525195643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.63

1 Piece(s) 12 Day(s) or more 109.525205643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.63

1 Piece(s) 12 Day(s) or more 109.525225643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.64

1 Piece(s) 12 Day(s) or more 109.525245643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.65

1 Piece(s) 12 Day(s) or more 109.525255643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.65

1 Piece(s) 12 Day(s) or more 109.525285643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.66

1 Piece(s) 12 Day(s) or more 109.525305643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010105643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010115643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 173.39

1 Piece(s) 16 Day(s) or more 1010-5648.420.01~50.002210.020.02~0.2100000.882.91×10-611-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010125643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 10-135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010145643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 175.07

1 Piece(s) 16 Day(s) or more 1010-5653.420.01~50.002210.020.02~0.2100000.888.72 x 10-614-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010155643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010165643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 176.96

1 Piece(s) 16 Day(s) or more 1010-5663.420.01~50.002210.020.02~0.2100000.895.44×10-616-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010175643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010185643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010195643.420.01~50.002210.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010205643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010225643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010245643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1010255643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.66

1 Piece(s) 12 Day(s) or more 1010285643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.67

1 Piece(s) 12 Day(s) or more 1010305643.420.01~50.002210.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011115643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 173.39

1 Piece(s) 16 Day(s) or more 1011-5648.420.01~50.002510.020.02~0.2100000.882.91×10-611-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011125643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 10-135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011145643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 175.07

1 Piece(s) 16 Day(s) or more 1011-5653.420.01~50.002510.020.02~0.2100000.888.72 x 10-614-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011155643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011165643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 176.96

1 Piece(s) 16 Day(s) or more 1011-5663.420.01~50.002510.020.02~0.2100000.895.44×10-616-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011175643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011185643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011195643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011205643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011225643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011245643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1011255643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.68

1 Piece(s) 12 Day(s) or more 1011305643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 173.39

1 Piece(s) 16 Day(s) or more 1012-5648.420.01~50.002510.020.02~0.2100000.882.91×10-611-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012125643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 10-135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.37

1 Piece(s) 4 Day(s) or more 1012145643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 175.07

1 Piece(s) 16 Day(s) or more 1012-5653.420.01~50.002510.020.02~0.2100000.888.72 x 10-614-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012155643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012165643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 176.96

1 Piece(s) 16 Day(s) or more 1012-5663.420.01~50.002510.020.02~0.2100000.895.44×10-616-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012175643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012185643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012195643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012205643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012225643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012245643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1012255643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 191.00

1 Piece(s) 22 Day(s) or more 10--5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.68

1 Piece(s) 12 Day(s) or more 1012285643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.70

1 Piece(s) 12 Day(s) or more 1012305643.420.01~50.002510.020.02~0.2100000.476.26×10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013205643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 142.33

1 Piece(s) 12 Day(s) or more 1013-5643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

SGD 173.39

1 Piece(s) 16 Day(s) or more 1014-5648.420.01~50.002510.020.02~0.2100000.882.91×10-611-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1014145643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

SGD 175.07

1 Piece(s) 16 Day(s) or more 1014-5653.420.01~50.002510.020.02~0.2100000.888.72 x 10-614-Single-

SGD 142.37

1 Piece(s) 12 Day(s) or more 1014155643.420.01~50.002510.020.02~0.2100000.455.71×10-6--Single-

Loading...

Basic Information

Type Type of Flat Springs Application Servo Motor / Stepping Motor / Encoder Features High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Small
Allowable Misalignment Angular Misalignment / Eccentricity / Axial Misalignment Max. Rotational Speed Range(r/min) 4001~10000 Body Material Aluminum
Product Category Coupling body Disc Material Stainless Steel Operating Temperature Range(°C) -30::100

Frequently asked question (FAQ)

Question: What is the main feature of the SFC model coupling?
Answer: The SFC model coupling features a lightweight, high-strength aluminum alloy clamp hub, offering a high torsional rigidity that enables high responsiveness. It is available in a high-rigidity single element type and a double element type with spacers for flexibility, both designed to reduce inertia by linking the hub outer diameter with the shaft diameter.
Question: How does the SFC model ensure ultra-low inertia?
Answer: The SFC model achieves ultra-low inertia by adjusting the clamp hub's outer diameter to match the adopted bore size. For smaller bore sizes, the outer diameter is reduced to minimize inertia, making it ideal for high acceleration operations. There are three shape patterns based on the bore size combinations.
Question: What makes the installation of the SFC model simple and reliable?
Answer: The SFC model uses a clamp method for shaft fastening, requiring only the tightening of one bolt on each side for installation. The clamp hub is resistant to vibration and shock, ensuring a secure connection with friction-based power transmission, eliminating backlash. Both sides of the coupling are aligned with a dedicated jig to ensure concentricity.
Question: Can it be used in clean room?
Answer: Yes, the SFC model offers a simplified clean solution with clean washing and assembly (ISO Class 6) and clean packaging. To enhance anti-corrosion effects, surface treatment changes and bolt upgrades to stainless steel or electroless nickel plating are implemented.

Check other FAQ (1 items) Hide

Tech Support

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Tel:(65) 6733 7211 / FAX:(65) 6733 0211
9:00am - 6:00pm (Monday - Friday)