These couplings have disc springs that use steel for the body. This makes them optimal for ordinary feed shafts that have high torsional stiffness, have accurate shaft rotation, and are capable of ultra-precise control. Both single-element types with high torsional stiffness and flexible double-element types that separate double elements with a spacer are available.
Friction coupling compatible with large diameters
Unlike past models of the frictional coupling type, these have no guide on the sleeve periphery to increase the precision of insertion, so they can handle large-diameter shafts.
Reliable shaft coupling
Since frictional coupling is used to mount on shafts, you can achieve high coupling strength simply by fastening the pressure bolts at the end surface of the flange, in order. They can also be mounted without drag turning by sticking a rod or the like into a hole drilled into the outer circumference of the flange.
Supports wide range of shaft dimensional tolerances
The basic class for the shaft dimensional tolerances is h7, but a wide range is supported, including k6, m6, and j6.
Pre-assembled Products
The flanges at the two sides of the coupling are assembled using a dedicated, high-precision tool, ensuring a high degree of concentricity. This helps shorten assembly time for the customer.
SFF SS Types(Single Element)
[Specifications]-Clamping
Model | Rated torque[N・m] | Misalignment | Max. rotation speed[min-1] | Torsional stiffness[N・m/rad] | Axial stiffness[N/mm] | Moment of inertia[kg・m2] | Mass[kg] | ||
---|---|---|---|---|---|---|---|---|---|
Parallel[mm] | Angular[°] | Axial[mm] | |||||||
SFF-040SS-□B-□B-8N | 8 | 0.02 | 1 | ±0.2 | 18000 | 15000 | 174 | 0.03×10-3 | 0.17 |
SFF-040SS-□B-□B-12N | 12 | 0.02 | 1 | ±0.2 | 18000 | 15000 | 174 | 0.03×10-3 | 0.17 |
SFF-050SS-□B-□B-25N | 25 | 0.02 | 1 | ±0.3 | 18000 | 32000 | 145 | 0.10×10-3 | 0.36 |
SFF-060SS-□B-□B-60N | 60 | 0.02 | 1 | ±0.3 | 18000 | 104000 | 399 | 0.22×10-3 | 0.52 |
SFF-060SS-□B-□B-80N | 80 | 0.02 | 1 | ±0.3 | 18000 | 104000 | 399 | 0.23×10-3 | 0.49 |
SFF-070SS-□B-□B-90N | 90 | 0.02 | 1 | ±0.5 | 18000 | 240000 | 484 | 0.40×10-3 | 0.72 |
SFF-070SS-□B-□B-100N | 100 | 0.02 | 1 | ±0.5 | 18000 | 240000 | 484 | 0.42×10-3 | 0.67 |
SFF-080SS-□B-□B-150N | 150 | 0.02 | 1 | ±0.5 | 17000 | 120000 | 96 | 0.79×10-3 | 1.04 |
SFF-080SS-□B-□B-200N | 200 | 0.02 | 1 | ±0.5 | 17000 | 310000 | 546 | 1.25×10-3 | 1.40 |
SFF-090SS-□B-□B-250N | 250 | 0.02 | 1 | ±0.6 | 15000 | 520000 | 321 | 1.54×10-3 | 1.62 |
SFF-090SS-□B-□B-300N | 300 | 0.02 | 1 | ±0.6 | 15000 | 520000 | 321 | 1.58×10-3 | 1.53 |
SFF-100SS-□B-□B-450N | 450 | 0.02 | 1 | ±0.65 | 13000 | 740000 | 540 | 3.27×10-3 | 2.53 |
SFF-120SS-□B-□B-600N | 600 | 0.02 | 1 | ±0.8 | 11000 | 970000 | 360 | 6.90×10-3 | 3.78 |
* Max. rotation speed does not take into account dynamic balance.
* Torsional stiffness values given are measured values for the element alone.
* The moment of inertia and mass are measured for the maximum bore diameter
[Dimensions]-Clamping
Model | d1[mm] | d2[mm] | D[mm] | L[mm] | N1・N2[mm] | LF[mm] | S[mm] | K[mm] | M1・M2 Qty - Nominal dia. |
M1・M2 Tightening torque [N・m] |
---|---|---|---|---|---|---|---|---|---|---|
SFF-040SS-□B-□B-8N | 8・9・9.525 | 8・9・9.525・10・11・12・14・15・16 | 38 | 38.9 | 33 | 17.5 | 3.9 | 17 | 2-M4 | 3.4 |
SFF-040SS-□B-□B-12N | 10・11・12・14・15・16 | 10・11・12・14・15・16 | 38 | 38.9 | 33 | 17.5 | 3.9 | 17 | 2-M4 | 3.4 |
SFF-050SS-□B-□B-25N | 10・11・12・14・15・16・17・18・19 | 10・11・12・14・15・16・17・18・19 | 48 | 48.4 | 42 | 21.5 | 5.4 | 20 | 2-M5 | 7 |
SFF-060SS-□B-□B-60N | 12・14・15・16・17・18・19 | 12・14・15・16・17・18・19・20・22 | 58 | 53.4 | 44 | 24 | 5.4 | 32 | 2-M6 | 14 |
- | 24・25・28 | 58 | 53.4 | 48 | 24 | 5.4 | 32 | 2-M5 | 7 | |
- | 30 | 58 | 53.4 | 52 | 24 | 5.4 | 32 | 2-M5 | 7 | |
SFF-060SS-□B-□B-80N | 20・22 | 20・22 | 58 | 53.4 | 44 | 24 | 5.4 | 32 | 2-M6 | 14 |
24・25・28 | 24・25・28 | 58 | 53.4 | 48 | 24 | 5.4 | 32 | 2-M5 | 7 | |
30 | 30 | 58 | 53.4 | 52 | 24 | 5.4 | 32 | 2-M5 | 7 | |
SFF-070SS-□B-□B-90N | 18・19 | 18・19・20・22・24・25 | 68 | 55.9 | 47 | 25 | 5.9 | 38 | 2-M6 | 14 |
- | 28・30・32・35 | 68 | 55.9 | 56 | 25 | 5.9 | 38 | 2-M6 | 14 | |
SFF-070SS-□B-□B-100N | 20・22・24・25 | 20・22・24・25 | 68 | 55.9 | 47 | 25 | 5.9 | 38 | 2-M6 | 14 |
28・30・32・35 | 28・30・32・35 | 68 | 55.9 | 56 | 25 | 5.9 | 38 | 2-M6 | 14 | |
SFF-080SS-□B-□B-150N | 22・24・25 | 22・24・25 | 78 | 68.3 | 53 | 30 | 8.3 | 37 | 2-M8 | 34 |
28・30・32・35 | 28・30・32・35 | 78 | 68.3 | 56 | 30 | 8.3 | 37 | 2-M6 | 14 | |
SFF-080SS-□B-□B-200N | 22・24・25 | 22・24・25 | 78 | 67.7 | 53 | 30 | 7.7 | 42 | 2-M8 | 34 |
28・30・32・35 | 28・30・32・35 | 78 | 67.7 | 70 | 30 | 7.7 | 42 | 2-M8 | 34 | |
38 | 38 | 78 | 67.7 | 74 | 30 | 7.7 | 42 | 2-M8 | 34 | |
SFF-090SS-□B-□B-250N | 25・28 | 25・28・30・32 | 88 | 68.3 | 66 | 30 | 8.3 | 50 | 2-M8 | 34 |
- | 35・38・40・42 | 88 | 68.3 | 74 | 30 | 8.3 | 50 | 2-M8 | 34 | |
SFF-090SS-□B-□B-300N | 30・32 | 30・32 | 88 | 68.3 | 66 | 30 | 8.3 | 50 | 2-M8 | 34 |
35・38・40・42 | 35・38・40・42 | 88 | 68.3 | 74 | 30 | 8.3 | 50 | 2-M8 | 34 | |
SFF-100SS-□B-□B-450N | 32・35・38・40・42・45・48 | 32・35・38・40・42・45・48 | 98 | 90.2 | 84 | 40 | 10.2 | 56 | 2-M10 | 68 |
SFF-120SS-□B-□B-600N | 32・35・38・40・42・45 | 32・35・38・40・42・45 | 118 | 90.2 | 84 | 40 | 10.2 | 68 | 2-M10 | 68 |
48・50・55 | 48・50・55 | 118 | 90.2 | 100 | 40 | 10.2 | 68 | 2-M10 | 68 |
* Nominal diameter of clamping bolt M1/M2 is given as number of bolts - nominal diameter, and the number is the number for one hub.
[Standard bore diameter]-Clamping
Model | Standard bore diameter d1・d2[mm] | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominal diameter | 8 | 9 | 9.525 | 10 | 11 | 12 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 48 | 50 | 55 | |
SFF-040SS-□B-□B-8N | d1 | ● | ● | ● | ||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
SFF-040SS-□B-□B-12N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-050SS-□B-□B-25N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
SFF-060SS-□B-□B-60N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
SFF-060SS-□B-□B-80N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-070SS-□B-□B-90N | d1 | ● | ● | |||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
SFF-070SS-□B-□B-100N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-080SS-□B-□B-150N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
SFF-080SS-□B-□B-200N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-090SS-□B-□B-250N | d1 | ● | ● | |||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-090SS-□B-□B-300N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-100SS-□B-□B-450N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
SFF-120SS-□B-□B-600N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● |
* The bore diameters marked with ● are supported as standard bore diameter
[The option of compatibility with a tapered shaft.]-Clamping
Model | Rated torque[N・m] | Moment of inertia [kg・m2] | Mass[kg] |
---|---|---|---|
SFF-040SS-□B-11CN-8N | 8 | 0.03×10-3 | 0.20 |
SFF-040SS-□B-11CN-12N | 12 | 0.03×10-3 | 0.18 |
SFF-050SS-□B-14CN-25N | 25 | 0.09×10-3 | 0.36 |
SFF-050SS-□B-16CN-25N | 25 | 0.10×10-3 | 0.41 |
SFF-060SS-□B-16CN-60N | 60 | 0.18×10-3 | 0.54 |
SFF-060SS-□B-16CN-80N | 80 | 0.19×10-3 | 0.52 |
* The moment of inertia and mass are measured for the maximum bore diameter.
* For other "Specifications", see "Specifications" for Single Element Clamping.
Model | d1 [mm] |
d2 [mm] |
W [mm] |
T [mm] |
D [mm] |
L [mm] |
N1 [mm] |
N2 [mm] |
LF1 [mm] |
LF2 [mm] |
S [mm] |
K [mm] |
H [mm] |
M Qty - Nominal dia. |
MTightening torque[N・m] | DA [mm] |
WA [mm] |
J Nominal × pitch | J Tightening torque [N・m] |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SFF-040SS-□B-11CN-8N | 8~9.525 | 11 | 4 | 12.2 | 38 | 46.4 | 33 | 22 | 17.5 | 25 | 3.9 | 17 | 5.1 | 2-M4 | 3.4 | 12 | 6 | M6×1.0 | 10 |
SFF-040SS-□B-11CN-12N | 10~16 | 11 | 4 | 12.2 | 38 | 46.4 | 33 | 22 | 17.5 | 25 | 3.9 | 17 | 5.1 | 2-M4 | 3.4 | 12 | 6 | M6×1.0 | 10 |
SFF-050SS-□B-14CN-25N | 10~19 | 14 | 4 | 15.1 | 48 | 56.9 | 42 | 27.5 | 21.5 | 30 | 5.4 | 20 | 5.1 | 2-M5 | 7 | 15 | 8 | M8×1.0 | 20 |
SFF-050SS-□B-16CN-25N | 10~19 | 16 | 5 | 17.3 | 48 | 67.9 | 42 | 29.5 | 21.5 | 41 | 5.4 | 20 | 6.8 | 2-M5 | 7 | 16 | 10 | M10×1.25 | 30 |
SFF-060SS-□B-16CN-60N | 12~19 | 16 | 5 | 17.3 | 58 | 70.4 | 44 | 29.5 | 24 | 41 | 5.4 | 32 | 6.8 | 2-M6 | 14 | 16 | 10 | M10×1.25 | 30 |
SFF-060SS-□B-16CN-80N | 20~22 | 16 | 5 | 17.3 | 58 | 70.4 | 44 | 29.5 | 24 | 41 | 5.4 | 32 | 6.8 | 2-M6 | 14 | 16 | 10 | M10×1.25 | 30 |
24~28 | 48 | 2-M5 | 7 | ||||||||||||||||
30 | 52 |
* The moment of inertia and mass are measured for the maximum bore diameter.
* For other "Specifications", see "Specifications" for Single Element Clamping.
[Specifications] - Wedge Coupling
Model | Rated torque[N・m] | Misalignment | Max. rotation speed[min-1] | Torsional stiffness[N・m/rad] | Axial stiffness[N/mm] | Moment of inertia[kg・m2] | Mass[kg] | |||
---|---|---|---|---|---|---|---|---|---|---|
Parallel[mm] | Angular [°] | Axial[mm] | ||||||||
SFF-070SS-□K-□K-100N | 100 | 0.02 | 1 | ±0.5 | 18000 | 240000 | 484 | 0.66×10-3 | 0.92 | |
SFF-080SS-□K-□K-150N | 150 | 0.02 | 1 | ±0.5 | 17000 | 120000 | 96 | 1.21×10-3 | 1.03 | |
SFF-080SS-□K-□K-200N | 200 | 0.02 | 1 | ±0.5 | 17000 | 310000 | 546 | 1.11×10-3 | 1.26 | |
SFF-090SS-□K-□K-300N | 300 | 0.02 | 1 | ±0.6 | 15000 | 520000 | 321 | 1.75×10-3 | 1.48 | |
SFF-100SS-□K-□K-450N | 450 | 0.02 | 1 | ±0.65 | 13000 | 740000 | 540 | 2.56×10-3 | 1.87 | |
SFF-120SS-□K-□K-600N | 600 | 0.02 | 1 | ±0.8 | 11000 | 970000 | 360 | 5.33×10-3 | 2.50 | |
SFF-140SS-□K-□K-800N | 800 | 0.02 | 1 | ±1.0 | 10000 | 1400000 | 360 | 10.28×10-3 | 4.66 | |
SFF-140SS-□K-□K-1000N | 1000 | 0.02 | 1 | ±1.0 | 10000 | 1400000 | 360 | 14.70×10-3 | 5.01 |
* Max. rotation speed does not take into account dynamic balance.
* Torsional stiffness values given are measured values for the element alone.
* The moment of inertia and mass are measured for the maximum bore diameter.
[Dimensions] - Wedge Coupling
Model | d1[mm] | d2[mm] | D[mm] | L[mm] | N1・N2[mm] | LF[mm] | S[mm] | C[mm] | K[mm] | H[mm] | M1 Qty - Nominal dia. |
M1 Tightening torque [N・m] |
M2 Qty - Nominal dia. |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SFF-070SS-□K-□K-100N | 18・19 | 18・19 | 68 | 62.9 | 53 | 23.5 | 5.9 | 5 | 38 | 3-5.1 | 6-M6 | 10 | 3-M6 |
20・22・24・25 | 20・22・24・25 | 58 | |||||||||||
28・30 | 28・30 | 63 | |||||||||||
32・35 | 32・35 | 68 | |||||||||||
SFF-080SS-□K-□K-150N | 22・24・25 | 22・24・25 | 78 | 69.3 | 58 | 25.5 | 8.3 | 5 | 37 | 4-5.1 | 4-M6 | 10 | 2-M6 |
28・30 | 28・30 | 63 | |||||||||||
32・35 | 32・35 | 68 | |||||||||||
- | 38 | 73 | |||||||||||
SFF-080SS-□K-□K-200N | 22・24・25 | 22・24・25 | 78 | 68.7 | 58 | 25.5 | 7.7 | 5 | 42 | 3-5.1 | 6-M6 | 10 | 3-M6 |
28・30 | 28・30 | 63 | |||||||||||
32・35 | 32・35 | 68 | |||||||||||
38 | 38 | 73 | |||||||||||
SFF-090SS-□K-□K-300N | 28・30 | 28・30 | 88 | 69.3 | 63 | 25.5 | 8.3 | 5 | 50 | 3-6.8 | 6-M6 | 10 | 3-M6 |
32・35 | 32・35 | 68 | |||||||||||
38・40・42 | 38・40・42 | 73 | |||||||||||
45 | 45 | 78 | |||||||||||
48 | 48 | 83 | |||||||||||
SFF-100SS-□K-□K-450N | 32・35 | 32・35 | 98 | 75.2 | 68 | 27.5 | 10.2 | 5 | 56 | 3-6.8 | 6-M6 | 10 | 3-M6 |
38・40・42 | 38・40・42 | 73 | |||||||||||
45 | 45 | 78 | |||||||||||
48・50 | 48・50 | 83 | |||||||||||
SFF-120SS-□K-□K-600N | 35 | 35 | 118 | 75.2 | 68 | 27.5 | 10.2 | 5 | 68 | 3-6.8 | 6-M6 | 10 | 3-M6 |
38・40・42 | 38・40・42 | 73 | |||||||||||
45 | 45 | 78 | |||||||||||
48・50・52 | 48・50・52 | 83 | |||||||||||
55 | 55 | 88 | |||||||||||
60・62・65 | 60・62・65 | 98 | |||||||||||
- | 70 | 108 | |||||||||||
SFF-140SS-□K-□K-800N | 35・38 | 35・38 | 138 | 94.6 | 83 | 36.5 | 10.6 | 5.5 | 78 | 3-8.6 | 6-M8 | 24 | 3-M8 |
40・42・45 | 40・42・45 | 88 | |||||||||||
- | 48・50・52 | 98 | |||||||||||
- | 55・60 | 108 | |||||||||||
- | 62・65・70 | 118 | |||||||||||
- | 75・80 | 128 | |||||||||||
SFF-140SS-□K-□K-1000N | 48・50・52 | 48・50・52 | 138 | 94.6 | 98 | 36.5 | 10.6 | 5.5 | 78 | 3-8.6 | 6-M8 | 24 | 3-M8 |
55・60 | 55・60 | 108 | |||||||||||
62・65・70 | 62・65・70 | 118 | |||||||||||
75 | 75・80 | 128 |
* Nominal diameter of clamping bolt M1/M2 is given as number of bolts - nominal diameter, and the number is the number for one hub.
[Standard bore diameter] - Wedge Coupling
Model | Standard bore diameter d1・d2[mm] | ||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominal diameter | 18 | 19 | 20 | 22 | 24 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 48 | 50 | 52 | 55 | 60 | 62 | 65 | 70 | 75 | 80 | |
SFF-070SS-□K-□K-100N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
SFF-080SS-□K-□K-150N | d1 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-080SS-□K-□K-200N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-090SS-□K-□K-300N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
SFF-100SS-□K-□K-450N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-120SS-□K-□K-600N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||
SFF-140SS-□K-□K-800N | d1 | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||
SFF-140SS-□K-□K-1000N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● |
* The bore diameters marked with ● are supported as standard bore diameter
SFF DS Types(Double Element)
[Specifications]-Clamping
Model | Rated torque[N・m] | Misalignment | Max. rotation speed[min-1] | Torsional stiffness[N・m/rad] | Axial stiffness[N/mm] | Moment of inertia[kg・m2] | Mass[kg] | ||
---|---|---|---|---|---|---|---|---|---|
Parallel[mm] | Angular [°] | Axial[mm] | |||||||
SFF-040DS-□B-□B-8N | 8 | 0.10 | 1 (On one side) |
±0.4 | 14000 | 7500 | 87 | 0.04×10-3 | 0.22 |
SFF-040DS-□B-□B-12N | 12 | 0.10 | 1 (On one side) |
±0.4 | 14000 | 7500 | 87 | 0.04×10-3 | 0.22 |
SFF-050DS-□B-□B-25N | 25 | 0.20 | 1 (On one side) |
±0.6 | 14000 | 16000 | 72.5 | 0.13×10-3 | 0.46 |
SFF-060DS-□B-□B-60N | 60 | 0.20 | 1 (On one side) |
±0.6 | 14000 | 52000 | 199.5 | 0.28×10-3 | 0.64 |
SFF-060DS-□B-□B-80N | 80 | 0.20 | 1 (On one side) |
±0.6 | 14000 | 52000 | 199.5 | 0.29×10-3 | 0.61 |
SFF-070DS-□B-□B-90N | 90 | 0.25 | 1 (On one side) |
±1.0 | 14000 | 120000 | 242 | 0.53×10-3 | 0.90 |
SFF-070DS-□B-□B-100N | 100 | 0.25 | 1 (On one side) |
±1.0 | 14000 | 120000 | 242 | 0.55×10-3 | 0.85 |
SFF-080DS-□B-□B-150N | 150 | 0.32 | 1 (On one side) |
±1.0 | 13000 | 60000 | 48 | 1.10×10-3 | 1.37 |
SFF-080DS-□B-□B-200N | 200 | 0.31 | 1 (On one side) |
±1.0 | 13000 | 155000 | 273 | 1.50×10-3 | 1.72 |
SFF-090DS-□B-□B-250N | 250 | 0.32 | 1 (On one side) |
±1.2 | 12000 | 260000 | 160.5 | 2.03×10-3 | 2.02 |
SFF-090DS-□B-□B-300N | 300 | 0.32 | 1 (On one side) |
±1.2 | 12000 | 260000 | 160.5 | 2.10×10-3 | 1.92 |
SFF-100DS-□B-□B-450N | 450 | 0.38 | 1 (On one side) |
±1.3 | 10000 | 370000 | 270 | 4.18×10-3 | 3.12 |
SFF-120DS-□B-□B-600N | 600 | 0.38 | 1 (On one side) |
±1.6 | 9000 | 485000 | 180 | 8.87×10-3 | 4.60 |
* Max. rotation speed does not take into account dynamic balance.
* Torsional stiffness values given are measured values for the element alone.
* The moment of inertia and mass are measured for the maximum bore diameter
[Dimensions]-Clamping
Model | d1 [mm] |
d2 [mm] |
D [mm] |
L [mm] |
N1・N2 [mm] |
LF [mm] |
LP [mm] |
S [mm] |
d3 [mm] |
K [mm] |
M1・M2 Qty - Nominal dia. |
M1・M2 Tightening torque [N・m] |
---|---|---|---|---|---|---|---|---|---|---|---|---|
SFF-040DS-□B-□B-8N | 8・9・9.525 | 8・9・9.525・10・11・12・14・15・16 | 38 | 48.8 | 33 | 17.5 | 6 | 3.9 | 17 | 17 | 2-M4 | 3.4 |
SFF-040DS-□B-□B-12N | 10・11・12・14・15・16 | 10・11・12・14・15・16 | 38 | 48.8 | 33 | 17.5 | 6 | 3.9 | 17 | 17 | 2-M4 | 3.4 |
SFF-050DS-□B-□B-25N | 10・11・12・14・15・16・17・18・19 | 10・11・12・14・15・16・17・18・19 | 48 | 60.8 | 42 | 21.5 | 7 | 5.4 | 20 | 20 | 2-M5 | 7 |
SFF-060DS-□B-□B-60N | 12・14・15・16・17・18・19 | 12・14・15・16・17・18・19・20・22 | 58 | 65.8 | 44 | 24 | 7 | 5.4 | 31 | 32 | 2-M6 | 14 |
- | 24・25・28 | 48 | 2-M5 | 7 | ||||||||
- | 30 | 52 | ||||||||||
SFF-060DS-□B-□B-80N | 20・22 | 20・22 | 58 | 65.8 | 44 | 24 | 7 | 5.4 | 31 | 32 | 2-M6 | 14 |
24・25・28 | 24・25・28 | 48 | 2-M5 | 7 | ||||||||
30 | 30 | 52 | ||||||||||
SFF-070DS-□B-□B-90N | 18・19 | 18・19・20・22・24・25 | 68 | 69.8 | 47 | 25 | 8 | 5.9 | 37 | 38 | 2-M6 | 14 |
- | 28・30・32・35 | 56 | ||||||||||
SFF-070DS-□B-□B-100N | 20・22・24・25 | 20・22・24・25 | 68 | 69.8 | 47 | 25 | 8 | 5.9 | 37 | 38 | 2-M6 | 14 |
28・30・32・35 | 28・30・32・35 | 56 | ||||||||||
SFF-080DS-□B-□B-150N | 22・24・25 | 22・24・25 | 78 | 86.6 | 53 | 30 | 10 | 8.3 | 40 | 37 | 2-M8 | 34 |
28・30・32・35 | 28・30・32・35 | 56 | 2-M6 | 14 | ||||||||
SFF-080DS-□B-□B-200N | 22・24・25 | 22・24・25 | 78 | 85.4 | 53 | 30 | 10 | 7.7 | 40 | 42 | 2-M8 | 34 |
28・30・32・35 | 28・30・32・35 | 70 | ||||||||||
38 | 38 | 74 | ||||||||||
SFF-090DS-□B-□B-250N | 25・28 | 25・28・30・32 | 88 | 86.6 | 66 | 30 | 10 | 8.3 | 50 | 50 | 2-M8 | 34 |
- | 35・38・40・42 | 74 | ||||||||||
SFF-090DS-□B-□B-300N | 30・32 | 30・32 | 88 | 86.6 | 66 | 30 | 10 | 8.3 | 50 | 50 | 2-M8 | 34 |
35・38・40・42 | 35・38・40・42 | 74 | ||||||||||
SFF-100DS-□B-□B-450N | 32・35・38・40・42・45・48 | 32・35・38・40・42・45・48 | 98 | 112.4 | 84 | 40 | 12 | 10.2 | 52 | 56 | 2-M10 | 68 |
SFF-120DS-□B-□B-600N | 32・35・38・40・42・45 | 32・35・38・40・42・45 | 118 | 112.4 | 84 | 40 | 12 | 10.2 | 72 | 68 | 2-M10 | 68 |
48・50・55 | 48・50・55 | 100 |
* Nominal diameter of clamping bolt M1/M2 is given as number of bolts - nominal diameter, and the number is the number for one hub.
[Standard bore diameter]-Clamping
Model | Standard bore diameter d1・d2[mm] | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominal diameter | 8 | 9 | 9.525 | 10 | 11 | 12 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 48 | 50 | 55 | |
SFF-040DS-□B-□B-8N | d1 | ● | ● | ● | ||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
SFF-040DS-□B-□B-12N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-050DS-□B-□B-25N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
SFF-060DS-□B-□B-60N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
SFF-060DS-□B-□B-80N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-070DS-□B-□B-90N | d1 | ● | ● | |||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
SFF-070DS-□B-□B-100N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-080DS-□B-□B-150N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
SFF-080DS-□B-□B-200N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-090DS-□B-□B-250N | d1 | ● | ● | |||||||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
SFF-090DS-□B-□B-300N | d1 | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||||
SFF-100DS-□B-□B-450N | d1 | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||||||
SFF-120DS-□B-□B-600N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● |
* The bore diameters marked with ● are supported as standard bore diameter
[The option of compatibility with a tapered shaft.]-Clamping
Model | Rated torque[N・m] | Moment of inertia[kg・m2] | Mass[kg] |
---|---|---|---|
SFF-040DS-□B-11CN-8N | 8 | 0.04×10-3 | 0.25 |
SFF-040DS-□B-11CN-12N | 12 | 0.04×10-3 | 0.23 |
SFF-050DS-□B-14CN-25N | 25 | 0.12×10-3 | 0.45 |
SFF-050DS-□B-16CN-25N | 25 | 0.13×10-3 | 0.49 |
SFF-060DS-□B-16CN-60N | 60 | 0.24×10-3 | 0.67 |
SFF-060DS-□B-16CN-80N | 80 | 0.26×10-3 | 0.64 |
* The moment of inertia and mass are measured for the maximum bore diameter
* For other "Specifications", see "Specifications" for Double Element/Clamping.
Model | d1 [mm] |
d2 [mm] |
W [mm] |
T [mm] |
D [mm] |
L [mm] |
N1 [mm] |
N2 [mm] |
LF1 [mm] |
LF2 [mm] |
LP [mm] |
S [mm] |
d3 [mm] |
K [mm] |
H [mm] |
M Qty - Nominal dia | M Tightening torque [N・m] | DA [mm] |
WA [mm] |
J Nominal × pitch | J Tightening torque[N・m] |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SFF-040DS-□B-11CN-8N | 8~9.525 | 11 | 4 | 12.2 | 38 | 56.3 | 33 | 22 | 17.5 | 25 | 6 | 3.9 | 17 | 17 | 5.1 | 2-M4 | 3.4 | 12 | 6 | M6×1.0 | 10 |
SFF-040DS-□B-11CN-12N | 10~16 | 11 | 4 | 12.2 | 38 | 56.3 | 33 | 22 | 17.5 | 25 | 6 | 3.9 | 17 | 17 | 5.1 | 2-M4 | 3.4 | 12 | 6 | M6×1.0 | 10 |
SFF-050DS-□B-14CN-25N | 10~19 | 14 | 4 | 15.1 | 48 | 69.3 | 42 | 27.5 | 21.5 | 30 | 7 | 5.4 | 20 | 20 | 5.1 | 2-M5 | 7 | 15 | 8 | M8×1.0 | 20 |
SFF-050DS-□B-16CN-25N | 10~19 | 16 | 5 | 17.3 | 48 | 80.3 | 42 | 29.5 | 21.5 | 41 | 7 | 5.4 | 20 | 20 | 6.8 | 2-M5 | 7 | 16 | 10 | M10×1.25 | 30 |
SFF-060DS-□B-16CN-60N | 12~19 | 16 | 5 | 17.3 | 58 | 82.8 | 44 | 29.5 | 24 | 41 | 7 | 5.4 | 31 | 32 | 6.8 | 2-M6 | 14 | 16 | 10 | M10×1.25 | 30 |
SFF-060DS-□B-16CN-80N | 20~22 | 16 | 5 | 17.3 | 58 | 82.8 | 44 | 29.5 | 24 | 41 | 7 | 5.4 | 31 | 32 | 6.8 | 2-M6 | 14 | 16 | 10 | M10×1.25 | 30 |
24~28 | 48 | 2-M5 | 7 | ||||||||||||||||||
30 | 52 |
[Specifications] - Wedge Coupling
Model | Rated torque[N・m] | Misalignment | Max. rotation speed[min-1] | Torsional stiffness[N・m/rad] | Axial stiffness[N/mm] | Moment of inertia[kg・m2] | Mass[kg] | ||
---|---|---|---|---|---|---|---|---|---|
Parallel[mm] | Angular [°] | Axial[mm] | |||||||
SFF-070DS-□K-□K-100N | 100 | 0.25 | 1 (On one side) |
±1.0 | 14000 | 120000 | 242 | 0.80×10-3 | 1.10 |
SFF-080DS-□K-□K-150N | 150 | 0.32 | 1 (On one side) |
±1.0 | 13000 | 60000 | 48 | 1.36×10-3 | 1.56 |
SFF-080DS-□K-□K-200N | 200 | 0.31 | 1 (On one side) |
±1.0 | 13000 | 155000 | 273 | 1.42×10-3 | 1.60 |
SFF-090DS-□K-□K-300N | 300 | 0.32 | 1 (On one side) |
±1.2 | 12000 | 260000 | 160.5 | 2.24×10-3 | 1.87 |
SFF-100DS-□K-□K-450N | 450 | 0.38 | 1 (On one side) |
±1.3 | 10000 | 370000 | 270 | 3.51×10-3 | 2.49 |
SFF-120DS-□K-□K-600N | 600 | 0.38 | 1 (On one side) |
±1.6 | 9000 | 485000 | 180 | 7.17×10-3 | 3.29 |
SFF-140DS-□K-□K-800N | 800 | 0.44 | 1 (On one side) |
±2.0 | 8000 | 700000 | 180 | 14.68×10-3 | 6.05 |
SFF-140DS-□K-□K-1000N | 1000 | 0.44 | 1 (On one side) |
±2.0 | 8000 | 700000 | 180 | 19.11×10-3 | 6.39 |
* Max. rotation speed does not take into account dynamic balance.
* Torsional stiffness values given are measured values for the element alone.
* The moment of inertia and mass are measured for the maximum bore diameter
[Dimensions] - Wedge Coupling
Model | d1 [mm] |
d2 [mm] |
D [mm] |
L [mm] |
N1・N2 [mm] |
LF [mm] |
LP [mm] |
S [mm] |
C [mm] |
d3 [mm] |
K [mm] |
H [mm] |
M1 Qty - Nominal dia |
M1 Tightening torque[N・m] |
M2 Qty - Nominal dia. |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SFF-070DS-□K-□K-100N | 18・19 | 18・19 | 68 | 76.8 | 53 | 23.5 | 8 | 5.9 | 5 | 37 | 38 | 3-5.1 | 6-M6 | 10 | 3-M6 |
20・22・24・25 | 20・22・24・25 | 58 | |||||||||||||
28・30 | 28・30 | 63 | |||||||||||||
32・35 | 32・35 | 68 | |||||||||||||
SFF-080DS-□K-□K-150N | 22・24・25 | 22・24・25 | 78 | 87.6 | 58 | 25.5 | 10 | 8.3 | 5 | 40 | 37 | 4-5.1 | 4-M6 | 10 | 2-M6 |
28・30 | 28・30 | 63 | |||||||||||||
32・35 | 32・35 | 68 | |||||||||||||
- | 38 | 73 | |||||||||||||
SFF-080DS-□K-□K-200N | 22・24・25 | 22・24・25 | 78 | 86.4 | 58 | 25.5 | 10 | 7.7 | 5 | 40 | 42 | 3-5.1 | 6-M6 | 10 | 3-M6 |
28・30 | 28・30 | 63 | |||||||||||||
32・35 | 32・35 | 68 | |||||||||||||
38 | 38 | 73 | |||||||||||||
SFF-090DS-□K-□K-300N | 28・30 | 28・30 | 88 | 87.6 | 63 | 25.5 | 10 | 8.3 | 5 | 50 | 50 | 3-6.8 | 6-M6 | 10 | 3-M6 |
32・35 | 32・35 | 68 | |||||||||||||
38・40・42 | 38・40・42 | 73 | |||||||||||||
45 | 45 | 78 | |||||||||||||
48 | 48 | 83 | |||||||||||||
SFF-100DS-□K-□K-450N | 32・35 | 32・35 | 98 | 97.4 | 68 | 27.5 | 12 | 10.2 | 5 | 52 | 56 | 3-6.8 | 6-M6 | 10 | 3-M6 |
38・40・42 | 38・40・42 | 73 | |||||||||||||
45 | 45 | 78 | |||||||||||||
48・50 | 48・50 | 83 | |||||||||||||
SFF-120DS-□K-□K-600N | 35 | 35 | 118 | 97.4 | 68 | 27.5 | 12 | 10.2 | 5 | 72 | 68 | 3-6.8 | 6-M6 | 10 | 3-M6 |
38・40・42 | 38・40・42 | 73 | |||||||||||||
45 | 45 | 78 | |||||||||||||
48・50・52 | 48・50・52 | 83 | |||||||||||||
55 | 55 | 88 | |||||||||||||
60・62・65 | 60・62・65 | 98 | |||||||||||||
- | 70 | 108 | |||||||||||||
SFF-140DS-□K-□K-800N | 35・38 | 35・38 | 138 | 120 | 83 | 36.5 | 15 | 10.6 | 5.5 | 80 | 78 | 3-8.6 | 6-M8 | 24 | 3-M8 |
40・42・45 | 40・42・45 | 88 | |||||||||||||
- | 48・50・52 | 98 | |||||||||||||
- | 55・60 | 108 | |||||||||||||
- | 62・65・70 | 118 | |||||||||||||
- | 75・80 | 128 | |||||||||||||
SFF-140DS-□K-□K-1000N | 48・50・52 | 48・50・52 | 138 | 120 | 98 | 36.5 | 15 | 10.6 | 5.5 | 80 | 78 | 3-8.6 | 6-M8 | 24 | 3-M8 |
55・60 | 55・60 | 108 | |||||||||||||
62・65・70 | 62・65・70 | 118 | |||||||||||||
75 | 75・80 | 128 |
* Nominal diameter of clamping bolt M1/M2 is given as number of bolts - nominal diameter, and the number is the number for one hub.
[Standard bore diameter]- Wedge Coupling
Model | Standard bore diameter d1・d2[mm] | ||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominal diameter | 18 | 19 | 20 | 22 | 24 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 48 | 50 | 52 | 55 | 60 | 62 | 65 | 70 | 75 | 80 | |
SFF-070DS-□K-□K-100N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
SFF-080DS-□K-□K-150N | d1 | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-080DS-□K-□K-200N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-090DS-□K-□K-300N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
SFF-100DS-□K-□K-450N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||||
SFF-120DS-□K-□K-600N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||||
SFF-140DS-□K-□K-800N | d1 | ● | ● | ● | ● | ● | |||||||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||||||||
SFF-140DS-□K-□K-1000N | d1 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||||||||||||
d2 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● |
* The bore diameters marked with ● are supported as standard bore diameter
Lineup
Structure and Materials