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Servo Flex SFC (Part Numbers)

Servo Flex SFC

· 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-050DA2-17B-18B
SFC-050DA2-17B-19B
SFC-050DA2-17B-20B
SFC-050DA2-17B-22B
SFC-050DA2-17B-24B
SFC-050DA2-17B-25B
SFC-050DA2-17B-28B
SFC-050DA2-17B-30B
SFC-050DA2-18B-11BC
SFC-050DA2-18B-14BC
SFC-050DA2-18B-16BC
SFC-050DA2-18B-18B
SFC-050DA2-18B-19B
SFC-050DA2-18B-20B
SFC-050DA2-18B-22B
SFC-050DA2-18B-24B
SFC-050DA2-18B-25B
SFC-050DA2-18B-28B
SFC-050DA2-18B-30B
SFC-050DA2-19B-11BC
SFC-050DA2-19B-14BC
SFC-050DA2-19B-16BC
SFC-050DA2-19B-19B
SFC-050DA2-19B-20B
SFC-050DA2-19B-22B
SFC-050DA2-19B-24B
SFC-050DA2-19B-25B
SFC-050DA2-19B-28B
SFC-050DA2-19B-30B
SFC-050DA2-19BH-30BH
SFC-050DA2-20B-11BC
SFC-050DA2-20B-14BC
SFC-050DA2-20B-16BC
SFC-050DA2-20B-20B
SFC-050DA2-20B-22B
SFC-050DA2-20B-24B
SFC-050DA2-20B-25B
SFC-050DA2-20B-28B
SFC-050DA2-20B-30B
SFC-050DA2-20BH-22BH
SFC-050DA2-22B-11BC
SFC-050DA2-22B-14BC
SFC-050DA2-22B-16BC
SFC-050DA2-22B-22B
SFC-050DA2-22B-24B
SFC-050DA2-22B-25B
SFC-050DA2-22B-28B
SFC-050DA2-22B-30B
SFC-050DA2-24B-11BC
SFC-050DA2-24B-14BC
SFC-050DA2-24B-16BC
SFC-050DA2-24B-24B
SFC-050DA2-24B-25B
SFC-050DA2-24B-28B
SFC-050DA2-24B-30B
SFC-050DA2-24BH-25BH
SFC-050DA2-25B-11BC
SFC-050DA2-25B-14BC
SFC-050DA2-25B-16BC
SFC-050DA2-25B-25B
SFC-050DA2-25B-28B
SFC-050DA2-25B-30B
SFC-050DA2-25BH-25BH
SFC-050DA2-28B-11BC
SFC-050DA2-30B-11BC
SFC-050SA2-8B-8B
SFC-050SA2-8B-9B
SFC-050SA2-8B-9.525B
SFC-050SA2-8B-10B
SFC-050SA2-8B-11B
SFC-050SA2-8B-11BC
SFC-050SA2-8B-12B
SFC-050SA2-8B-13B
SFC-050SA2-8B-14B
SFC-050SA2-8B-14BC
SFC-050SA2-8B-15B
SFC-050SA2-8B-16B
SFC-050SA2-8B-16BC
SFC-050SA2-8B-17B
SFC-050SA2-8B-18B
SFC-050SA2-8B-19B
SFC-050SA2-8B-20B
SFC-050SA2-8B-22B
SFC-050SA2-8B-24B
SFC-050SA2-8B-25B
SFC-050SA2-8B-28B
SFC-050SA2-8B-30B
SFC-050SA2-9B-9B
SFC-050SA2-9B-9.525B
SFC-050SA2-9B-10B
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)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017185659.820.01~50.002520.280.21~0.40100000.498.34×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017195659.820.01~50.002520.280.21~0.40100000.498.34×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017205659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017225659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017245659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1017255659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.70

1 Piece(s) 13 Day(s) or more 1017285659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.73

1 Piece(s) 13 Day(s) or more 1017305659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 822.92

1 Piece(s) 17 Day(s) or more 1018-5664.820.01~50.002520.280.21~0.40100000.8125.5×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1018-5669.820.01~50.002520.280.21~0.40100000.8131.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1018-5679.820.01~50.002520.280.21~0.40100000.8138.1 × 10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018185659.820.01~50.002520.280.21~0.40100000.498.34×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018195659.820.01~50.002520.280.21~0.40100000.498.34×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018205659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018225659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018245659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1018255659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.77

1 Piece(s) 13 Day(s) or more 1018285659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.79

1 Piece(s) 13 Day(s) or more 1018305659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 822.92

1 Piece(s) 17 Day(s) or more 1019-5664.820.01~50.002520.280.21~0.40100000.8125.5×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1019-5669.820.01~50.002520.280.21~0.40100000.8131.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1019-5679.820.01~50.002520.280.21~0.40100000.8138.1 × 10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1019195659.820.01~50.002520.280.21~0.40100000.498.34×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1019205659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1019225659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1019245659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1019255659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.83

1 Piece(s) 13 Day(s) or more 1019285659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 708.86

1 Piece(s) 13 Day(s) or more 1019305659.820.01~50.002520.280.21~0.40100000.4118.9×10-6--Double1 (one side)

MYR 805.12

1 Piece(s) 13 Day(s) or more 10--5659.820.01~50.0025-0.630.41~1.0-0.8141.7 × 10-6--Double-

MYR 822.92

1 Piece(s) 17 Day(s) or more 1020-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1020-5669.820.01~50.002520.280.21~0.40100000.8154.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1020-5679.820.01~50.002520.280.21~0.40100000.8160.8×10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1020205659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 696.97

1 Piece(s) 13 Day(s) or more 1020225659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1020245659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1020255659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 708.89

1 Piece(s) 13 Day(s) or more 1020285659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 708.92

1 Piece(s) 13 Day(s) or more 1020305659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 802.11

1 Piece(s) 13 Day(s) or more 10--5659.820.01~50.0025-0.630.41~1.0-0.8141.7 × 10-6--Double-

MYR 822.92

1 Piece(s) 17 Day(s) or more 1022-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1022-5669.820.01~50.002520.280.21~0.40100000.8154.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1022-5679.820.01~50.002520.280.21~0.40100000.8160.8×10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1022225659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1022245659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1022255659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 708.96

1 Piece(s) 13 Day(s) or more 1022285659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 708.98

1 Piece(s) 13 Day(s) or more 1022305659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 822.92

1 Piece(s) 17 Day(s) or more 1024-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1024-5669.820.01~50.002520.280.21~0.40100000.8154.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1024-5679.820.01~50.002520.280.21~0.40100000.8160.8×10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1024245659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1024255659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 709.01

1 Piece(s) 13 Day(s) or more 1024285659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 709.04

1 Piece(s) 13 Day(s) or more 1024305659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 802.11

1 Piece(s) 13 Day(s) or more 10--5659.820.01~50.0025-0.630.41~1.0-0.8141.7 × 10-6--Double-

MYR 822.92

1 Piece(s) 17 Day(s) or more 1025-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 829.67

1 Piece(s) 17 Day(s) or more 1025-5669.820.01~50.002520.280.21~0.40100000.8154.1×10-614-Double1 (one side)

MYR 836.42

1 Piece(s) 17 Day(s) or more 1025-5679.820.01~50.002520.280.21~0.40100000.8160.8×10-616-Double1 (one side)

MYR 697.16

1 Piece(s) 13 Day(s) or more 1025255659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 709.07

1 Piece(s) 13 Day(s) or more 1025285659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 709.11

1 Piece(s) 13 Day(s) or more 1025305659.820.01~50.002520.280.21~0.40100000.4141.7×10-6--Double1 (one side)

MYR 802.11

1 Piece(s) 13 Day(s) or more 1025-5659.820.01~50.0025-0.630.41~1.0-0.8141.7 × 10-6--Double-

MYR 838.13

1 Piece(s) 17 Day(s) or more 1028-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 838.17

1 Piece(s) 17 Day(s) or more 1030-5664.820.01~50.002520.280.21~0.40100000.8146.1×10-611-Double1 (one side)

MYR 575.47

1 Piece(s) 13 Day(s) or more 10885643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.51

1 Piece(s) 13 Day(s) or more 10895643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.53

1 Piece(s) 13 Day(s) or more 1089.5255643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.57

1 Piece(s) 13 Day(s) or more 108105643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.59

1 Piece(s) 13 Day(s) or more 108115643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 705.92

1 Piece(s) 17 Day(s) or more 108-5648.410.01~20.001810.020.02~0.2100000.882.91×10-611-Single-

MYR 575.63

1 Piece(s) 13 Day(s) or more 108125643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.10

1 Piece(s) 13 Day(s) or more 10-135643.420.01~50.0025-0.020.02~0.2-0.499.03 × 10-6--Single-

MYR 575.66

1 Piece(s) 13 Day(s) or more 108145643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 712.84

1 Piece(s) 17 Day(s) or more 108-5653.410.01~20.001810.020.02~0.2100000.888.72 x 10-614-Single-

MYR 575.69

1 Piece(s) 13 Day(s) or more 108155643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.72

1 Piece(s) 13 Day(s) or more 108165643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 720.59

1 Piece(s) 17 Day(s) or more 108-5663.410.01~20.001810.020.02~0.2100000.895.44×10-616-Single-

MYR 575.76

1 Piece(s) 13 Day(s) or more 108175643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.78

1 Piece(s) 13 Day(s) or more 108185643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.82

1 Piece(s) 13 Day(s) or more 108195643.410.01~20.001810.020.02~0.2100000.455.71×10-6--Single-

MYR 575.85

1 Piece(s) 13 Day(s) or more 108205643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 575.88

1 Piece(s) 13 Day(s) or more 108225643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 575.91

1 Piece(s) 13 Day(s) or more 108245643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 575.93

1 Piece(s) 5 Day(s) or more 108255643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 575.97

1 Piece(s) 13 Day(s) or more 108285643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 576.01

1 Piece(s) 13 Day(s) or more 108305643.410.01~20.001810.020.02~0.2100000.476.26×10-6--Single-

MYR 576.03

1 Piece(s) 13 Day(s) or more 10995643.410.01~20.002010.020.02~0.2100000.455.71×10-6--Single-

MYR 576.06

1 Piece(s) 13 Day(s) or more 1099.5255643.410.01~20.002010.020.02~0.2100000.455.71×10-6--Single-

MYR 576.10

1 Piece(s) 13 Day(s) or more 109105643.410.01~20.002010.020.02~0.2100000.455.71×10-6--Single-

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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

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