Bellow couplings / grub screw clamping, hub clamping / bellows: phosphor bronze, stainless steel / body: aluminium / MFB / NBK

Promotional pricing
Volume Discount

Isokinetic. Backlash "0"

Part Number

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Part Number
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
MFB-25-9-BT-KT-10
MFB-25-9-BT-KT-10-KT
MFB-25-9-BT-KT-11-BT
MFB-25-9-BT-KT-11-BT-KT
MFB-25-9-BT-KT-12
MFB-25-9-BT-KT-12-KT
MFB-25-10-10
MFB-25-10-11-BT
MFB-25-10-11-BT-KT
MFB-25-10-12
MFB-25-10-12-KT
MFB-25-10-KT-10
MFB-25-10-KT-10-KT
MFB-25-10-KT-11-BT
MFB-25-10-KT-11-BT-KT
MFB-25-10-KT-12
MFB-25-10-KT-12-KT
MFB-25-11-BT-11-BT
MFB-25-11-BT-12
MFB-25-11-BT-12-KT
MFB-25-11-BT-KT-11-BT

Standard Unit Price	Minimum order quantity	Volume Discount	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
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	Available	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	Available	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
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	D1 Hole
99.92 €	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	Both Sides
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	D1 Hole
127.30 €	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	Both Sides
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	D1 Hole
99.92 €	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	Both Sides
44.49 €	1		9 Days	10	1.01 to 3.00	10	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
72.39 €	1		9 Days	10	1.01 to 3.00	10	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	10	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	10	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	10	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
58.78 €	1		9 Days	10	1.01 to 3.00	10	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	D1 Hole
72.55 €	1		9 Days	10	1.01 to 3.00	10	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	Both Sides
86.15 €	1		9 Days	10	1.01 to 3.00	10	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	D1 Hole
99.92 €	1		9 Days	10	1.01 to 3.00	10	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	Both Sides
58.78 €	1		9 Days	10	1.01 to 3.00	10	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	D1 Hole
72.55 €	1		9 Days	10	1.01 to 3.00	10	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	Both Sides
99.77 €	1		9 Days	10	1.01 to 3.00	11	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
72.39 €	1		9 Days	10	1.01 to 3.00	11	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	11	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	11	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	D1 Hole

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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

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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Allowable Torque Range(N•m)
0.05 to 1.00

1.01 to 3.00
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- 2D
- 3D
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