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(11 Part Numbers Available)

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Part Number Complete

MM-14K

Hole diameter d1 Hole diameter d2 O.D. Full Length Allowable Torque Range Features Body Material Allowable Torque Allowable Lateral Misalignment Allowable Lateral Misalignment Range Maximum Rotation Speed Shaft Hole Specifications Shaft hole finished Keyway Standard type Max. Rotational Speed Range CAD Days to Ship

Specification/Dimensions

Hole diameter d1(Ø)
4

5

6

7

8

9

10

11

12

14

15

16

17

18

19

20

22

24

25

28

30

32

35
Clear
Hole diameter d2(Ø)
4

5

6

7

8

9

10

11

12

14

15

16

17

18

19

20

22

24

25

28

30

32

35
Clear
O.D.(Ø)
16

17

21

26

30

35

38

45

48

55

65

75
Clear
Full Length(mm)
20

25

35

50

65

80

100

125

150
Clear
Allowable Torque Range(N•m)
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
Features
High torsional rigidity

High Torque

Shaft hole Unfinished
Clear
Body Material
- Stainless Steel
- Steel
Clear
Allowable Torque(N•m)
2.5

5

10

20

40

90

150

220
Clear
Allowable Lateral Misalignment(mm)
0.3

0.4

0.5

0.6

0.7

0.9

1

1.1

1.2
Clear
Allowable Lateral Misalignment Range(mm)
0.21~0.40

0.41~1.0

1.1~3.0
Clear
Maximum Rotation Speed(r/min)
4500

5000

6000

7000

8000

9000

10000

12000

15000

20000
Clear
Shaft Hole Specifications
- Shaft hole processed products
Clear
Shaft hole finished
- Keyway + tap hole (d1 keyway not included)
- Keyway + Tap hole
- Round hole + tap hole included
Clear
Keyway Standard
d1, d2: new JIS

d1, d2: old JIS (2-type)

d1: old JIS (2-type) / d2: new JIS
Clear
type
- MM
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
CAD
- 2D
Clear

Days to Ship

All

5 Day(s) or Less

6 Day(s) or Less

8 Day(s) or Less

17 Day(s) or Less

24 Day(s) or Less
Clear

Specify Alterations

Bowman Flexible MM

Brand :

Order Qty :
Total Price :

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Days to ship :

---

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(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.

Product Description

· MM Models - Metal Coil Spring Couplings BAUMANNFLEX.
· MM Models is a standard coupling type.
· Pilot bore/added work ranges: φ3 ～ 35 mm.
· Hub material: steel SUM24L and stainless steel SUS303.
· Metal coil spring material: Piano wire and stainless steel.
· Hexagon head set screw material: Alloy steel for machine structural use Surface finishing: Black coating.
· MM Models Allowable Angular misalignment 3 degree.
· Application: Vacuum equipment, medical equipment, printing machine.
· MM Models Max. nominal torque: 220 [N.m].
· MM Models Operating temperature: BAUMANNFLEX: -30 to 100 °C

: 30; 45; 60

Part Number
MM-14K
MM-16K
MM-19K
MM-20K
MM-20K-S
MM-24K
MM-25K
MM-25K-S
MM-28K
MM-30K
MM-35K

Price	Minimum Order Qty.	Days to Ship	RoHS	Hole diameter d1 (Ø)	Hole diameter d2 (Ø)	O.D. (Ø)	Full Length (mm)	Allowable Torque Range (N•m)	Features	Max. Rotational Speed Range (r/min)	Body Material	Allowable Torque (N•m)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Maximum Rotation Speed (r/min)	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	Shaft Hole Specifications	Shaft hole finished	Keyway Standard
₹ 8,182.89	1 Piece(s)	8 Day(s) or more	10	-	-	30	50	5.01~10.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	-	-	-
₹ 9,979.53	1 Piece(s)	8 Day(s) or more	10	-	-	35	65	10.01~20.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	20	0.6	0.41~1.0	9000	0~+1.2	6.12×10^-5	-	-	-
₹ 10,670.00	1 Piece(s)	8 Day(s) or more	10	-	-	38	65	10.01~20.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	20	0.7	0.41~1.0	8000	0~+1.2	8.42×10^-5	-	-	-
₹ 13,466.04	1 Piece(s)	8 Day(s) or more	10	-	-	45	80	20.01~50.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	40	0.7	0.41~1.0	7000	0~+1.6	1.99 x 10^-4	-	-	-
₹ 26,199.65	1 Piece(s)	8 Day(s) or more	10	-	-	45	80	20.01~50.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Stainless Steel	40	0.7	0.41~1.0	7000	0~+1.6	1.99 x 10^-4	-	-	-
₹ 15,531.55	1 Piece(s)	8 Day(s) or more	10	-	-	48	80	20.01~50.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	40	0.9	0.41~1.0	7000	0~+1.6	2.63×10^-4	-	-	-
₹ 20,486.36	1 Piece(s)	8 Day(s) or more	10	-	-	55	100	50.01~100.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	90	0.9	0.41~1.0	6000	0~+2.0	5.66×10^-4	-	-	-
₹ 42,946.67	1 Piece(s)	8 Day(s) or more	10	-	-	55	100	50.01~100.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Stainless Steel	90	0.9	0.41~1.0	6000	0~+2.0	5.66×10^-4	-	-	-
₹ 22,258.75	1 Piece(s)	6 Day(s) or more	10	-	-	55	100	50.01~100.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	90	1	0.41~1.0	6000	0~+2.0	5.77×10^-4	-	-	-
₹ 29,527.55	1 Piece(s)	8 Day(s) or more	10	-	-	65	125	100～Less than 500	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	150	1.1	1.1~3.0	5000	0~+2.5	1.39×10^-3	-	-	-
₹ 45,423.00	1 Piece(s)	8 Day(s) or more	10	-	-	75	150	100～Less than 500	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	220	1.2	1.1~3.0	4500	0~+3.2	3.01×10^-3	-	-	-

Basic Information

Type	Bellows Type	Application	Standard / Servo Motor / Stepping Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Allowable Angular Misalignment(deg)	3	Product Category	Coupling body	Operating Temperature Range(°C)	-30::100

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

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