(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.

Flexible Couplings - Servo Flex, SFS series.

Flexible Couplings - Servo Flex, SFS series.
  • Volume Discount

Flexible Servo Flex couplings SFS series. Torsional stiffness is extremely high, super position control is possible. Since all power transmission is transmitted by friction coupling, there is no backlash.

PDF

Part Number

Configured Part Number is shown.

Part Number
SFS-09G
SFS-09G-25M-16C
SFS-09G-25M-25M
SFS-09G-25M-28M
SFS-09G-25M-35M
SFS-09G-28M-16C
SFS-09G-28M-28M
SFS-09G-28M-35M
SFS-09S
SFS-09S-25M-25M
SFS-09S-25M-28M
SFS-09S-25M-35M
SFS-09S-28M-28M
SFS-09S-28M-35M
SFS-09W
SFS-09W-25M-25M
SFS-09W-25M-28M
SFS-09W-25M-35M
SFS-09W-28M-28M
SFS-09W-28M-35M
SFS-09W-35M-35M
SFS-10G
SFS-10G-25M-25M
SFS-10G-25M-28M
SFS-10G-25M-30M
SFS-10G-25M-35M
SFS-10G-28M-28M
SFS-10G-28M-30M
SFS-10G-28M-35M
SFS-10G-30M-30M
SFS-10G-30M-35M
SFS-10G-35M-35M
SFS-10S
SFS-10S 22H-28H
SFS-10S-25M-25M
SFS-10S-25M-28M
SFS-10S-25M-30M
SFS-10S-25M-35M
SFS-10S-28M-28M
SFS-10S-28M-30M
SFS-10S-28M-35M
SFS-10S-30M-30M
SFS-10S-30M-35M
SFS-10S-35M-35M
SFS-10W
SFS-10W-25M-25M
SFS-10W-25M-30M
SFS-10W-25M-35M
SFS-10W-28M-28M
SFS-10W-28M-30M
SFS-10W-28M-35M
SFS-10W-30M-30M
SFS-10W-30M-35M
SFS-10W-35M-35M
SFS-12G
SFS-12G-30M-30M
SFS-12G-30M-35M
SFS-12G-35M-35M
SFS-12S
SFS-12S 32H-32H
Part NumberMinimum order quantityVolume DiscountDays to Ship RoHSAllowable Misalignment Allowable Torque Range
(N•m)
Hole diameter d1
(mm)
Hole diameter d2
(mm)
O.D.
(Ø)
Full Length
(mm)
Max. Rotational Speed Range
(r/min)
Feature Allowable Torque
(N•m)
Maximum Rotation Speed
(r/min)
Allowable Angular Misalignment
(deg)
Allowable Lateral Misalignment Range
(mm)
Allowable Lateral Misalignment
(mm)
Allowable Axial Misalignment (±)
(mm)
Moment of Inertia
(kg・m2)
The size of the tapered adapter
(mm)
Shaft Hole Specifications Shaft hole finished Keyway Standard Allowable Angular Misalignment Detail
(deg)
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500--9410610001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished1801200020.41~1.00.62.42.90×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 50025-94120.84001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.42.80×10-316---1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500252594115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.43.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500252894115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.43.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500253594123.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.43.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 50028-94120.84001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.42.80×10-316---1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500282894115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.43.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500283594123.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.62.43.10×10-3----1 (one side)
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500--946810001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished180150001--1.21.60×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50025259477.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment18050001--1.21.80×10-3-----
1 Piece(s)Available

32 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50025289477.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment18050001--1.21.80×10-3-----
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50025359485.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment18050001--1.21.80×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50028289477.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment18050001--1.21.80×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50028359485.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment18050001--1.21.80×10-3-----
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500--94984001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished180600020.41~1.00.52.42.20×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500252594107.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500252894107.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500253594115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500282894107.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500283594115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500353594115.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment180500020.41~1.00.52.42.40×10-3----1 (one side)
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500--1041204001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished2501000020.41~1.00.62.84.60×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002525104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002528104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002530104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002535104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002828104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002830104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002835104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003030104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003035104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003535104129.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.62.84.70×10-3----1 (one side)
1 Piece(s)Available

8 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500--1048010001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished250130001--1.42.60×10-3-----
1 Piece(s)Available

32 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50022281048010001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250130001--1.42.60×10-3-Shaft hole processed productsKeyway + tap holed1, d2: new JIS-
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500252510489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500252810489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500253010489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500253510489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500282810489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500283010489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500283510489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500303010489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500303510489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500353510489.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment25050001--1.42.70×10-3-----
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500--1041104001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished250520020.41~1.00.52.83.60 × 10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002525104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002530104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002535104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002828104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002830104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5002835104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003030104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003035104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

17 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003535104119.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment250500020.41~1.00.52.83.70×10-3----1 (one side)
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 500--1261404001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished450800020.41~1.00.83.211.80×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003030126150.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment450440020.41~1.00.83.212.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003035126150.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment450440020.41~1.00.83.212.10×10-3----1 (one side)
1 Piece(s)Available

21 Days or more

10Angular Misalignment / Eccentricity / Axial Misalignment100~Less than 5003535126150.64001~10000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment450440020.41~1.00.83.212.10×10-3----1 (one side)
1 Piece(s)Available

23 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 500--1269110001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Shaft hole Unfinished450110001--1.66.50×10-3-----
1 Piece(s)Available

32 Days or more

10Angular Misalignment / Axial Misalignment100~Less than 50032321269110001~78000High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment450110001--1.66.50×10-3-Shaft hole processed productsKeyway + tap holed1, d2: new JIS-

Loading...

Basic Information

Type Type of Flat Springs Application Servo Motor Body Material Steel
Category Coupling body Disc Part Material Stainless Steel Operating Temperature Range(℃) -30::120

Additional Products in this Category

Tech Support