Bellow couplings / grub screw clamping, hub clamping / bellows: phosphor bronze, stainless steel / body: aluminium / MFB / NBK (Part Numbers - CAD Download)

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Isokinetic. Backlash "0"

Part Number

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Part Number
MFB-20-8-8
MFB-20-8-9-BT
MFB-20-8-9-BT-KT
MFB-20-8-10
MFB-20-8-10-KT
MFB-20-9-BT-9-BT
MFB-20-9-BT-10
MFB-20-9-BT-10-KT
MFB-20-9-BT-KT-9-BT
MFB-20-9-BT-KT-9-BT-KT
MFB-20-9-BT-KT-10
MFB-20-9-BT-KT-10-KT
MFB-20-10-10
MFB-20-10-KT-10
MFB-20-10-KT-10-KT
MFB-20C-6-6
MFB-20C-6-7-BT
MFB-20C-6-8
MFB-20C-7-BT-7-BT
MFB-20C-7-BT-8
MFB-20C-8-8
MFB-25-6-6
MFB-25-6-7-BT
MFB-25-6-8
MFB-25-6-9-BT
MFB-25-6-9-BT-KT
MFB-25-6-10
MFB-25-6-10-KT
MFB-25-6-11-BT
MFB-25-6-11-BT-KT
MFB-25-6-12
MFB-25-6-12-KT
MFB-25-7-BT-7-BT
MFB-25-7-BT-8
MFB-25-7-BT-9-BT
MFB-25-7-BT-9-BT-KT
MFB-25-7-BT-10
MFB-25-7-BT-10-KT
MFB-25-7-BT-11-BT
MFB-25-7-BT-11-BT-KT
MFB-25-7-BT-12
MFB-25-7-BT-12-KT
MFB-25-8-8
MFB-25-8-9-BT
MFB-25-8-9-BT-KT
MFB-25-8-10
MFB-25-8-10-KT
MFB-25-8-11-BT
MFB-25-8-11-BT-KT
MFB-25-8-12
MFB-25-8-12-KT
MFB-25-9-BT-9-BT
MFB-25-9-BT-10
MFB-25-9-BT-10-KT
MFB-25-9-BT-11-BT
MFB-25-9-BT-11-BT-KT
MFB-25-9-BT-12
MFB-25-9-BT-12-KT
MFB-25-9-BT-KT-9-BT
MFB-25-9-BT-KT-9-BT-KT

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Allowable Torque Range (N•m)	Shaft Bore Dia. (machined) D1 (mm)	Shaft Bore Dia. (machined) D2 (mm)	Outer Diameter (mm)	Overall Length (mm)	Body Material	Normal Torque (Nm)	Max. Rotational Speed (r/min)	Allowable Lateral Misalignment (mm)	Allowable Angular Misalignment (deg)	Bellows Part Material	Allowable Axial Misalignment (mm)	Moment of Inertia (kg･m²)	Structure	Additional Work	Keyway
35.85 €	1	9 Days	10	0.05 to 1.00	8	8	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	NA
63.88 €	1	9 Days	10	0.05 to 1.00	8	9	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	NA
77.65 €	1	9 Days	10	0.05 to 1.00	8	9	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	D2 Hole
35.85 €	1	9 Days	10	0.05 to 1.00	8	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	NA
50.28 €	1	9 Days	10	0.05 to 1.00	8	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	D2 Hole
91.27 €	1	9 Days	10	0.05 to 1.00	9	9	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	NA
63.88 €	1	9 Days	10	0.05 to 1.00	9	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	NA
77.65 €	1	9 Days	10	0.05 to 1.00	9	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	D2 Hole
105.03 €	1	9 Days	10	0.05 to 1.00	9	9	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	D1 Hole
118.78 €	1	9 Days	10	0.05 to 1.00	9	9	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	Both Sides
77.65 €	1	9 Days	10	0.05 to 1.00	9	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	D1 Hole
91.41 €	1	9 Days	10	0.05 to 1.00	9	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Additional Work Shaft Hole	Both Sides
35.85 €	1	9 Days	10	0.05 to 1.00	10	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	NA
50.28 €	1	9 Days	10	0.05 to 1.00	10	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	D1 Hole
64.04 €	1	9 Days	10	0.05 to 1.00	10	10	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	9.9×10^-7	Set Screw Type	Standard Shaft Bore	Both Sides
58.25 €	1	9 Days	10	0.05 to 1.00	6	6	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Standard Shaft Bore	NA
86.29 €	1	9 Days	10	0.05 to 1.00	6	7	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Additional Work Shaft Hole	NA
58.25 €	1	9 Days	10	0.05 to 1.00	6	8	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Standard Shaft Bore	NA
113.66 €	1	9 Days	10	0.05 to 1.00	7	7	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Additional Work Shaft Hole	NA
86.29 €	1	9 Days	10	0.05 to 1.00	7	8	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Additional Work Shaft Hole	NA
58.25 €	1	9 Days	10	0.05 to 1.00	8	8	20	33	[Aluminum] EN AW-2017 Equiv.	0.8	31000	0.15	2	JIS-C5191	+0.6/-1.8	1.0×10^-6	Clamping Type	Standard Shaft Bore	NA
44.49 €	1	9 Days	10	1.01 to 3.00	6	6	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
72.39 €	1	9 Days	10	1.01 to 3.00	6	7	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
38.93 € 20.63 €	1	Same day Stock	10	1.01 to 3.00	6	8	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
72.39 €	1	9 Days	10	1.01 to 3.00	6	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	6	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
44.49 €	1	9 Days	10	1.01 to 3.00	6	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
58.78 €	1	9 Days	10	1.01 to 3.00	6	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	D2 Hole
72.39 €	1	9 Days	10	1.01 to 3.00	6	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	6	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
44.49 €	1	9 Days	10	1.01 to 3.00	6	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
58.78 €	1	9 Days	10	1.01 to 3.00	6	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	D2 Hole
99.77 €	1	9 Days	10	1.01 to 3.00	7	7	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
72.39 €	1	9 Days	10	1.01 to 3.00	7	8	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
99.77 €	1	9 Days	10	1.01 to 3.00	7	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
113.54 €	1	9 Days	10	1.01 to 3.00	7	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
72.39 €	1	9 Days	10	1.01 to 3.00	7	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	7	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
99.77 €	1	9 Days	10	1.01 to 3.00	7	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
113.54 €	1	9 Days	10	1.01 to 3.00	7	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
72.39 €	1	9 Days	10	1.01 to 3.00	7	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	7	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
44.49 €	1	9 Days	10	1.01 to 3.00	8	8	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
72.39 €	1	9 Days	10	1.01 to 3.00	8	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	8	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
44.49 €	1	9 Days	10	1.01 to 3.00	8	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
58.78 €	1	9 Days	10	1.01 to 3.00	8	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	D2 Hole
72.39 €	1	9 Days	10	1.01 to 3.00	8	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	8	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
44.49 €	1	9 Days	10	1.01 to 3.00	8	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	NA
58.78 €	1	9 Days	10	1.01 to 3.00	8	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Standard Shaft Bore	D2 Hole
99.77 €	1	9 Days	10	1.01 to 3.00	9	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
72.39 €	1	9 Days	10	1.01 to 3.00	9	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	9	10	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
99.77 €	1	9 Days	10	1.01 to 3.00	9	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
113.54 €	1	9 Days	10	1.01 to 3.00	9	11	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
72.39 €	1	9 Days	10	1.01 to 3.00	9	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	NA
86.15 €	1	9 Days	10	1.01 to 3.00	9	12	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D2 Hole
113.54 €	1	9 Days	10	1.01 to 3.00	9	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	D1 Hole
127.30 €	1	9 Days	10	1.01 to 3.00	9	9	25	36.5	[Aluminum] EN AW-2017 Equiv.	1.3	25000	0.15	2	JIS-C5191	+0.6/-1.8	3.1×10^-6	Set Screw Type	Additional Work Shaft Hole	Both Sides

Basic information

Type	Bellows Type	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Application	Stepping Motor
Maximum Range of Rotation Number(r/min)	10,001 to 78,000	Feature	Backlash 0	Category	Coupling body
Allowable Lateral Misalignment Range(mm)	0.02 to 0.2

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Basic Attributes

Allowable Torque Range(N•m)
0.05 to 1.00

1.01 to 3.00
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Shaft Bore Dia. (machined) D1(mm)
3

4

5

6

6.35

7

8

9

10

11

12

13

14

15

16
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Shaft Bore Dia. (machined) D2(mm)
3

4

5

6

6.35

7

8

9

10

11

12

13

14

15

16
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Outer Diameter(mm)
12

16

20

25

32
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Overall Length(mm)
23.5

26.5

33

36.5

42
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Body Material
- Stainless Steel
  - Stainless Steel (EN 1.4305 Equiv.)
- Aluminum
  - EN AW-2017 Equiv.
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Normal Torque(Nm)
0.3

0.5

0.8

1

1.3

1.5

2

3
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Max. Rotational Speed(r/min)
19000

25000

31000

39000

52000
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Allowable Lateral Misalignment(mm)
0.1

0.15

0.2
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Allowable Angular Misalignment(deg)
1.5

2
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Bellows Part Material
- Stainless Steel
  - Stainless Steel (EN 1.4404 Equiv.)
- JIS-C5191
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Structure
- Clamping Type
- Set Screw Type
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Additional Work
- Additional Work Shaft Hole
- Standard Shaft Bore
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Keyway
- D1 Hole
- D2 Hole
- Both Sides
- NA
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Type
- MFB
- MFBS
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- 2D
- 3D
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