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Servo Flex SFC

On Sale Till 31/03/2025

MIKI PULLEY

· 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.

Part Number

Configured Part Number is shown.

: 30; 45; 60

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Part Number
SFC-025DA2-6B-6B
SFC-025DA2-6B-6.35B
SFC-025DA2-6B-7B
SFC-025DA2-6B-8B
SFC-025DA2-6B-9B
SFC-025DA2-6B-9.525B
SFC-025DA2-6B-10B
SFC-025DA2-6B-11B
SFC-025DA2-6B-12B
SFC-025DA2-6B-14B
SFC-025DA2-6.35B-6.35B
SFC-025DA2-6.35B-7B
SFC-025DA2-6.35B-8B
SFC-025DA2-6.35B-9B
SFC-025DA2-6.35B-9.525B
SFC-025DA2-6.35B-10B
SFC-025DA2-6.35B-11B
SFC-025DA2-6.35B-12B
SFC-025DA2-6.35B-14B
SFC-025DA2-7B-7B
SFC-025DA2-7B-8B
SFC-025DA2-7B-9B
SFC-025DA2-7B-9.525B
SFC-025DA2-7B-10B
SFC-025DA2-7B-11B
SFC-025DA2-7B-12B
SFC-025DA2-7B-14B
SFC-025DA2-8B-8B
SFC-025DA2-8B-9B
SFC-025DA2-8B-9.525B
SFC-025DA2-8B-10B
SFC-025DA2-8B-11B
SFC-025DA2-8B-12B
SFC-025DA2-8B-14B
SFC-025DA2-9B-9B
SFC-025DA2-9B-9.525B
SFC-025DA2-9B-10B
SFC-025DA2-9B-11B
SFC-025DA2-9B-12B
SFC-025DA2-9B-14B
SFC-025DA2-9.525B-9.525B
SFC-025DA2-9.525B-10B
SFC-025DA2-9.525B-11B
SFC-025DA2-9.525B-12B
SFC-025DA2-9.525B-14B
SFC-025DA2-10B-10B
SFC-025DA2-10B-11B
SFC-025DA2-10B-12B
SFC-025DA2-10B-14B
SFC-025DA2-11B-11B
SFC-025DA2-11B-12B
SFC-025DA2-11B-14B
SFC-025DA2-12B-12B
SFC-025DA2-12B-14B
SFC-025DA2-14B-14B
SFC-025SA2-6B-6B
SFC-025SA2-6B-6.35B
SFC-025SA2-6B-7B
SFC-025SA2-6B-8B
SFC-025SA2-6B-9B

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Hole 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 98.39	1 Piece(s)	12 Day(s) or more	10	6	6	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.40	1 Piece(s)	12 Day(s) or more	10	6	6.35	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.40	1 Piece(s)	12 Day(s) or more	10	6	7	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6	8	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6	9	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.42	1 Piece(s)	12 Day(s) or more	10	6	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	4 Day(s) or more	10	6	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.44	1 Piece(s)	12 Day(s) or more	10	6.35	6.35	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.45	1 Piece(s)	12 Day(s) or more	10	6.35	7	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.45	1 Piece(s)	12 Day(s) or more	10	6.35	8	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6.35	9	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.46	1 Piece(s)	12 Day(s) or more	10	6.35	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6.35	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6.35	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6.35	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	6.35	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	7	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	8	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	9	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.51	1 Piece(s)	12 Day(s) or more	10	7	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	7	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	8	8	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	8	9	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	8	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.54	1 Piece(s)	4 Day(s) or more	10	8	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.55	1 Piece(s)	12 Day(s) or more	10	8	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.55	1 Piece(s)	12 Day(s) or more	10	8	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.56	1 Piece(s)	12 Day(s) or more	10	8	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.56	1 Piece(s)	12 Day(s) or more	10	9	9	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.58	1 Piece(s)	12 Day(s) or more	10	9	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9.525	9.525	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9.525	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	9.525	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.62	1 Piece(s)	12 Day(s) or more	10	9.525	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.63	1 Piece(s)	12 Day(s) or more	10	9.525	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.63	1 Piece(s)	12 Day(s) or more	10	10	10	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	10	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	10	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.65	1 Piece(s)	4 Day(s) or more	10	10	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	11	11	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	11	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	11	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.67	1 Piece(s)	12 Day(s) or more	10	12	12	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 105.49	1 Piece(s)	12 Day(s) or more	10	12	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 98.68	1 Piece(s)	12 Day(s) or more	10	14	14	29	32.8	3.01~5.00	4	2	0.15	0.02~0.2	10000	0.38	5.26×10^-6	-	-	Double	1 (one side)
SGD 80.55	1 Piece(s)	12 Day(s) or more	10	6	6	29	23.4	3.01~5.00	4	1	0.02	0.02~0.2	10000	0.19	3.67×10^-6	-	-	Single	-
SGD 80.56	1 Piece(s)	12 Day(s) or more	10	6	6.35	29	23.4	3.01~5.00	4	1	0.02	0.02~0.2	10000	0.19	3.67×10^-6	-	-	Single	-
SGD 80.56	1 Piece(s)	12 Day(s) or more	10	6	7	29	23.4	3.01~5.00	4	1	0.02	0.02~0.2	10000	0.19	3.67×10^-6	-	-	Single	-
SGD 80.57	1 Piece(s)	12 Day(s) or more	10	6	8	29	23.4	3.01~5.00	4	1	0.02	0.02~0.2	10000	0.19	3.67×10^-6	-	-	Single	-
SGD 80.57	1 Piece(s)	12 Day(s) or more	10	6	9	29	23.4	3.01~5.00	4	1	0.02	0.02~0.2	10000	0.19	3.67×10^-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

Configure

314 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Hole diameter d1(Ø)
3

4

5

6

6.35

7

8

9

9.525

10

11

12

13

14

15

16

17

18

19

20

22

24

25

28

30

32

35

38

40

42

45
Clear
Hole diameter d2(Ø)
3

4

5

6

6.35

7

8

9

9.525

10

11

12

13

14

15

16

17

18

19

20

22

24

25

28

30

32

35

38

40

42

45
Clear
O.D.(Ø)
12

16

19

26

29

34

39

44

56

63

68

82

94

104
Clear
Full Length(mm)
12.35

15.7

16.7

19.35

23.15

23.2

23.4

25.9

27.3

32.3

32.8

34

37.8

43.4

48

48.4

50.6

53.4

53.6

56.6

59.8

63.4

64.8

66.6

68

68.3

68.7

69.6

69.8

73.3

74.4

79.8

84.7

89.3

98

98.6

101.6
Clear
Allowable Torque(N•m)
0.25

0.6

1

2

2.1

2.8

3.4

4

5

6.6

8

9

10

12

18

20

22

25

40

50

51

60

100

180

226

250
Clear
Allowable Angular Misalignment(deg)
0.5

1

2
Clear
Allowable Lateral Misalignment(mm)
0.01

0.02

0.03

0.05

0.11

0.15

0.18

0.24

0.28

0.31

0.34

0.44

0.46

0.48

0.52

0.54

0.55

0.63
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40

0.41~1.0
Clear
Maximum Rotation Speed(r/min)
10000
Clear
The size of the tapered adapter(mm)
- 11
- 14
- 16
Clear
Keyway Standard
H9 grade with d1 keyway

Js9 grade with d1 keyway

H9 grade with d1 keyway+H9 grade with d2 keyway

H9 grade with d1 keyway+Js9 grade with d2 keyway

Js9 grade with d1 keyway+H9 grade with d2 keyway

Js9 grade with d1 keyway+Js9 grade with d2 keyway

H9 grade with d2 keyway

Js9 grade with d2 keyway

-
Clear
Disc Specifications
- Double
- Single
Clear
type
- SFC-DA2
- SFC-DA2-BC
- SFC-SA2
- SFC-SA2-BC
Clear
Allowable Torque Range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00

50.01~100.00

100～Less than 500
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

4 Day(s) or Less

5 Day(s) or Less

7 Day(s) or Less

8 Day(s) or Less

9 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

14 Day(s) or Less

15 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(65) 6733 7211 / FAX：(65) 6733 0211; 9:00am - 6:00pm (Monday - Friday); Technical Inquiry

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Servo Flex SFC

(i)Caution

Basic Information

Configure

Specification/Dimensions

Hole diameter d1(Ø)

Hole diameter d2(Ø)

O.D.(Ø)

Full Length(mm)

Allowable Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(mm)

Maximum Rotation Speed(r/min)

The size of the tapered adapter(mm)

Keyway Standard

Disc Specifications

type

Allowable Torque Range(N•m)

CAD

Days to Ship

Specify Alterations

Tech Support

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