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Servoflex SFS G

The SFS model is a metal-disk coupling with a base made of high-strength steel and double membrane steel plate. A very high torsional stiffness ensures the exact rotation of the shafts for a precise transmission. The SFS G model is available in different lengths.

Parts delivery possible
High torsional stiffness
Variable length available
Different connection possibilities
20 to 800 Nm

PDF Datasheet PDF Catalog 3D Data

Dics pack coupling Servoflex SFS G by Miki Pulley


Model	Rated torque (Nm)	Misalignment parallel (mm)	Misalignment angular (°)	Misalignment axial (mm)	Max. rpm (min^-1)	Torsional stiffness (Nm/rad)	Axial stiffness (N/mm)	Inertia (kg·m²)	Mass (kg)	3D
SFS-05G	20	0.5	2	±1.2	20000	8000	21	0.20×10^-3	0.5
SFS-06G	40	0.5	2	±1.6	16000	14000	22	0.55×10^-3	0.9
SFS-08G	80	0.5	2	±2.0	13000	41000	30	1.50×10^-3	1.7
SFS-09G	180	0.6	2	±2.4	12000	85000	61	2.90×10^-3	2.4
SFS-10G	250	0.6	2	±2.8	10000	125000	80	4.60×10^-3	3.3
SFS-12G	450	0.8	2	±3.2	8000	215000	98	11.80×10^-3	5.8
SFS-14G	800	0.9	2	±3.6	7000	390000	156	21.20×10^-3	8.6
SFS-06G-□M-□M	40	0.5	2	±1.6	5000	14000	22	0.55×10^-3	1.1
SFS-08G-□M-□M	80	0.5	2	±2.0	5000	41000	30	1.56×10^-3	2
SFS-09G-□M-□M	180	0.6	2	±2.4	5000	85000	61	3.10×10^-3	2.8
SFS-10G-□M-□M	250	0.6	2	±2.8	5000	125000	80	4.70×10^-3	3.5
SFS-12G-□M-□M	450	0.8	2	±3.2	5000	215000	98	12.10×10^-3	6.5
SFS-14G-35M-35M	580	0.9	2	±3.6	5000	390000	156	25.31×10^-3	10.1

Dimensions Dics pack coupling Servoflex SFS G

Unit [mm]


Model	d1/d2 Min.	d1/d2 Max.	D	N	L	LF	LS	S	F	K	M	3D
SFS-05G	8	20	56	32	74	20	24	5	11	24	8-M5×22
SFS-06G	8	25	68	40	86	25	24	6	10	30	8-M6×25
SFS-08G	11	35	82	54	98	30	26	6	11	38	8-M6×29
SFS-09G	11	38	94	58	106	30	30	8	21	42	8-M8×36
SFS-10G	16	42	104	68	120	35	30	10	16	48	8-M8×36
SFS-12G	19	50	126	78	140	40	38	11	23	54	8-M10×45
SFS-14G	22	60	144	88	160	45	46	12	31	61	8-M12×54

Dimensions Dics pack coupling Servoflex SFS G-M

Unit [mm]


Model	Bore	d1	d2	D	N1	N2	L	LF1	LF2	LS	S	C	K	M	M1	M2
SFS-06G	□M-□M	12, 14, 15	12, 14, 15	68	40	40	95.6	25	25	24	6	4.8	30	8-M6×25	4-M5	2-M5
SFS-08G	□M-□M	15, 16, 20, 22	15, 16, 20, 22	82	54	54	107.6	30	30	26	6	4.8	38	8-M6×29	4-M6	2-M6
SFS-09G	□M-□M	25, 28	25, 28	94	58	58	115.6	30	30	30	8	4.8	42	8-M8×36	6-M6	2-M6
SFS-09G	□M-35M	25, 28	35	94	58	68	123.6	30	38	30	8	4.8	42	8-M8×36	6-M6	2-M6
SFS-10G	□M-□M	25, 28, 30, 35	25, 28, 30, 35	104	68	68	129.6	35	35	30	10	4.8	48	8-M8×36	6-M6	2-M6
SFS-12G	□M-□M*1	30, 35	30, 35	126	78	78	150.6	40	40	38	11	5.3	54	8-M10×45	4-M8	2-M8
SFS-14G	35M-35M	35	35	144	88	88	170.6	45	45	46	12	5.3	61	8-M12×54	6-M8	2-M8

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