Product Information

SFF Models Specifications

SFF SS Types(Single Element)

[Specifications]-Clamping

ModelRated torque[N・m]MisalignmentMax. 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-8N80.021±0.218000150001740.03×10-30.17
SFF-040SS-□B-□B-12N120.021±0.218000150001740.03×10-30.17
SFF-050SS-□B-□B-25N250.021±0.318000320001450.10×10-30.36
SFF-060SS-□B-□B-60N600.021±0.3180001040003990.22×10-30.52
SFF-060SS-□B-□B-80N800.021±0.3180001040003990.23×10-30.49
SFF-070SS-□B-□B-90N900.021±0.5180002400004840.40×10-30.72
SFF-070SS-□B-□B-100N1000.021±0.5180002400004840.42×10-30.67
SFF-080SS-□B-□B-150N1500.021±0.517000120000960.79×10-31.04
SFF-080SS-□B-□B-200N2000.021±0.5170003100005461.25×10-31.40
SFF-090SS-□B-□B-250N2500.021±0.6150005200003211.54×10-31.62
SFF-090SS-□B-□B-300N3000.021±0.6150005200003211.58×10-31.53
SFF-100SS-□B-□B-450N4500.021±0.65130007400005403.27×10-32.53
SFF-120SS-□B-□B-600N6000.021±0.8110009700003606.90×10-33.78

* 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

単位 [mm]
Modeld1[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-8N8・9・9.5258・9・9.525・10・11・12・14・15・163838.93317.53.9172-M43.4
SFF-040SS-□B-□B-12N10・11・12・14・15・1610・11・12・14・15・163838.93317.53.9172-M43.4
SFF-050SS-□B-□B-25N10・11・12・14・15・16・17・18・1910・11・12・14・15・16・17・18・194848.44221.55.4202-M57
SFF-060SS-□B-□B-60N12・14・15・16・17・18・1912・14・15・16・17・18・19・20・225853.444245.4322-M614
-24・25・285853.448245.4322-M57
-305853.452245.4322-M57
SFF-060SS-□B-□B-80N20・2220・225853.444245.4322-M614
24・25・2824・25・285853.448245.4322-M57
30305853.452245.4322-M57
SFF-070SS-□B-□B-90N18・1918・19・20・22・24・256855.947255.9382-M614
-28・30・32・356855.956255.9382-M614
SFF-070SS-□B-□B-100N20・22・24・2520・22・24・256855.947255.9382-M614
28・30・32・3528・30・32・356855.956255.9382-M614
SFF-080SS-□B-□B-150N22・24・2522・24・257868.353308.3372-M834
28・30・32・3528・30・32・357868.356308.3372-M614
SFF-080SS-□B-□B-200N22・24・2522・24・257867.753307.7422-M834
28・30・32・3528・30・32・357867.770307.7422-M834
38387867.774307.7422-M834
SFF-090SS-□B-□B-250N25・2825・28・30・328868.366308.3502-M834
-35・38・40・428868.374308.3502-M834
SFF-090SS-□B-□B-300N30・3230・328868.366308.3502-M834
35・38・40・4235・38・40・428868.374308.3502-M834
SFF-100SS-□B-□B-450N32・35・38・40・42・45・4832・35・38・40・42・45・489890.2844010.2562-M1068
SFF-120SS-□B-□B-600N32・35・38・40・42・4532・35・38・40・42・4511890.2844010.2682-M1068
48・50・5548・50・5511890.21004010.2682-M1068

* 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

ModelStandard bore diameter d1・d2[mm]
Nominal diameter899.525101112141516171819202224252830323538404245485055
SFF-040SS-□B-□B-8Nd1
d2                  
SFF-040SS-□B-□B-12Nd1
d2                     
SFF-050SS-□B-□B-25Nd1
d2                  
SFF-060SS-□B-□B-60Nd1
d2              
SFF-060SS-□B-□B-80Nd1
d2                     
SFF-070SS-□B-□B-90Nd1
d2                 
SFF-070SS-□B-□B-100Nd1
d2                   
SFF-080SS-□B-□B-150Nd1
d2                    
SFF-080SS-□B-□B-200Nd1
d2                   
SFF-090SS-□B-□B-250Nd1
d2                   
SFF-090SS-□B-□B-300Nd1
d2                     
SFF-100SS-□B-□B-450Nd1
d2                    
SFF-120SS-□B-□B-600Nd1
d2                  

* The bore diameters marked with ● are supported as standard bore diameter

[The option of compatibility with a tapered shaft.]-Clamping

ModelRated torque[N・m]Moment of inertia [kg・m2]Mass[kg]
SFF-040SS-□B-11CN-8N80.03×10-30.20
SFF-040SS-□B-11CN-12N120.03×10-30.18
SFF-050SS-□B-14CN-25N250.09×10-30.36
SFF-050SS-□B-16CN-25N250.10×10-30.41
SFF-060SS-□B-16CN-60N600.18×10-30.54
SFF-060SS-□B-16CN-80N800.19×10-30.52

* The moment of inertia and mass are measured for the maximum bore diameter.

* For other "Specifications", see "Specifications" for Single Element Clamping.

Modeld1
[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 × pitchJ
Tightening torque
[N・m]
SFF-040SS-□B-11CN-8N8~9.52511412.23846.4332217.5253.9175.12-M43.4126M6×1.010
SFF-040SS-□B-11CN-12N10~1611412.23846.4332217.5253.9175.12-M43.4126M6×1.010
SFF-050SS-□B-14CN-25N10~1914415.14856.94227.521.5305.4205.12-M57158M8×1.020
SFF-050SS-□B-16CN-25N10~1916517.34867.94229.521.5415.4206.82-M571610M10×1.2530
SFF-060SS-□B-16CN-60N12~1916517.35870.44429.524415.4326.82-M6141610M10×1.2530
SFF-060SS-□B-16CN-80N20~2216517.35870.44429.524415.4326.82-M6141610M10×1.2530
24~28482-M57
3052

* 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

ModelRated torque[N・m]MisalignmentMax. 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-100N1000.021±0.5180002400004840.66×10-30.92
SFF-080SS-□K-□K-150N1500.021±0.517000120000961.21×10-31.03
SFF-080SS-□K-□K-200N2000.021±0.5170003100005461.11×10-31.26
SFF-090SS-□K-□K-300N3000.021±0.6150005200003211.75×10-31.48
SFF-100SS-□K-□K-450N4500.021±0.65130007400005402.56×10-31.87
SFF-120SS-□K-□K-600N6000.021±0.8110009700003605.33×10-32.50
SFF-140SS-□K-□K-800N8000.021±1.010000140000036010.28×10-34.66
SFF-140SS-□K-□K-1000N10000.021±1.010000140000036014.70×10-35.01

* 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

単位 [mm]
Modeld1[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-100N18・1918・196862.95323.55.95383-5.16-M6103-M6
20・22・24・2520・22・24・2558
28・3028・3063
32・3532・3568
SFF-080SS-□K-□K-150N22・24・2522・24・257869.35825.58.35374-5.14-M6102-M6
28・3028・3063
32・3532・3568
-3873
SFF-080SS-□K-□K-200N22・24・2522・24・257868.75825.57.75423-5.16-M6103-M6
28・3028・3063
32・3532・3568
383873
SFF-090SS-□K-□K-300N28・3028・308869.36325.58.35503-6.86-M6103-M6
32・3532・3568
38・40・4238・40・4273
454578
484883
SFF-100SS-□K-□K-450N32・3532・359875.26827.510.25563-6.86-M6103-M6
38・40・4238・40・4273
454578
48・5048・5083
SFF-120SS-□K-□K-600N353511875.26827.510.25683-6.86-M6103-M6
38・40・4238・40・4273
454578
48・50・5248・50・5283
555588
60・62・6560・62・6598
-70108
SFF-140SS-□K-□K-800N35・3835・3813894.68336.510.65.5783-8.66-M8243-M8
40・42・4540・42・4588
-48・50・5298
-55・60108
-62・65・70118
-75・80128
SFF-140SS-□K-□K-1000N48・50・5248・50・5213894.69836.510.65.5783-8.66-M8243-M8
55・6055・60108
62・65・7062・65・70118
7575・80128

* 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

ModelStandard bore diameter d1・d2[mm]
Nominal diameter181920222425283032353840424548505255606265707580
SFF-070SS-□K-□K-100Nd1
d2              
SFF-080SS-□K-□K-150Nd1
d2                
SFF-080SS-□K-□K-200Nd1
d2                
SFF-090SS-□K-□K-300Nd1
d2               
SFF-100SS-□K-□K-450Nd1
d2                
SFF-120SS-□K-□K-600Nd1
d2           
SFF-140SS-□K-□K-800Nd1
d2         
SFF-140SS-□K-□K-1000Nd1
d2              

* The bore diameters marked with ● are supported as standard bore diameter

SFF DS Types(Double Element)

[Specifications]-Clamping

ModelRated torque[N・m]MisalignmentMax. 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-8N80.101
(On one side)
±0.4140007500870.04×10-30.22
SFF-040DS-□B-□B-12N120.101
(On one side)
±0.4140007500870.04×10-30.22
SFF-050DS-□B-□B-25N250.201
(On one side)
±0.6140001600072.50.13×10-30.46
SFF-060DS-□B-□B-60N600.201
(On one side)
±0.61400052000199.50.28×10-30.64
SFF-060DS-□B-□B-80N800.201
(On one side)
±0.61400052000199.50.29×10-30.61
SFF-070DS-□B-□B-90N900.251
(On one side)
±1.0140001200002420.53×10-30.90
SFF-070DS-□B-□B-100N1000.251
(On one side)
±1.0140001200002420.55×10-30.85
SFF-080DS-□B-□B-150N1500.321
(On one side)
±1.01300060000481.10×10-31.37
SFF-080DS-□B-□B-200N2000.311
(On one side)
±1.0130001550002731.50×10-31.72
SFF-090DS-□B-□B-250N2500.321
(On one side)
±1.212000260000160.52.03×10-32.02
SFF-090DS-□B-□B-300N3000.321
(On one side)
±1.212000260000160.52.10×10-31.92
SFF-100DS-□B-□B-450N4500.381
(On one side)
±1.3100003700002704.18×10-33.12
SFF-120DS-□B-□B-600N6000.381
(On one side)
±1.690004850001808.87×10-34.60

* 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

単位 [mm]
Modeld1
[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-8N8・9・9.5258・9・9.525・10・11・12・14・15・163848.83317.563.917172-M43.4
SFF-040DS-□B-□B-12N10・11・12・14・15・1610・11・12・14・15・163848.83317.563.917172-M43.4
SFF-050DS-□B-□B-25N10・11・12・14・15・16・17・18・1910・11・12・14・15・16・17・18・194860.84221.575.420202-M57
SFF-060DS-□B-□B-60N12・14・15・16・17・18・1912・14・15・16・17・18・19・20・225865.8442475.431322-M614
-24・25・28482-M57
-3052
SFF-060DS-□B-□B-80N20・2220・225865.8442475.431322-M614
24・25・2824・25・28482-M57
303052
SFF-070DS-□B-□B-90N18・1918・19・20・22・24・256869.8472585.937382-M614
-28・30・32・3556
SFF-070DS-□B-□B-100N20・22・24・2520・22・24・256869.8472585.937382-M614
28・30・32・3528・30・32・3556
SFF-080DS-□B-□B-150N22・24・2522・24・257886.65330108.340372-M834
28・30・32・3528・30・32・35562-M614
SFF-080DS-□B-□B-200N22・24・2522・24・257885.45330107.740422-M834
28・30・32・3528・30・32・3570
383874
SFF-090DS-□B-□B-250N25・2825・28・30・328886.66630108.350502-M834
-35・38・40・4274
SFF-090DS-□B-□B-300N30・3230・328886.66630108.350502-M834
35・38・40・4235・38・40・4274
SFF-100DS-□B-□B-450N32・35・38・40・42・45・4832・35・38・40・42・45・4898112.484401210.252562-M1068
SFF-120DS-□B-□B-600N32・35・38・40・42・4532・35・38・40・42・45118112.484401210.272682-M1068
48・50・5548・50・55100

* 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

ModelStandard bore diameter d1・d2[mm]
Nominal diameter899.525101112141516171819202224252830323538404245485055
SFF-040DS-□B-□B-8Nd1
d2                  
SFF-040DS-□B-□B-12Nd1
d2                     
SFF-050DS-□B-□B-25Nd1
d2                  
SFF-060DS-□B-□B-60Nd1
d2              
SFF-060DS-□B-□B-80Nd1
d2                     
SFF-070DS-□B-□B-90Nd1
d2                 
SFF-070DS-□B-□B-100Nd1
d2                   
SFF-080DS-□B-□B-150Nd1
d2                    
SFF-080DS-□B-□B-200Nd1
d2                   
SFF-090DS-□B-□B-250Nd1
d2                   
SFF-090DS-□B-□B-300Nd1
d2                     
SFF-100DS-□B-□B-450Nd1
d2                    
SFF-120DS-□B-□B-600Nd1
d2                  

* The bore diameters marked with ● are supported as standard bore diameter

[The option of compatibility with a tapered shaft.]-Clamping

ModelRated torque[N・m]Moment of inertia[kg・m2]Mass[kg]
SFF-040DS-□B-11CN-8N80.04×10-30.25
SFF-040DS-□B-11CN-12N120.04×10-30.23
SFF-050DS-□B-14CN-25N250.12×10-30.45
SFF-050DS-□B-16CN-25N250.13×10-30.49
SFF-060DS-□B-16CN-60N600.24×10-30.67
SFF-060DS-□B-16CN-80N800.26×10-30.64

* The moment of inertia and mass are measured for the maximum bore diameter

* For other "Specifications", see "Specifications" for Double Element/Clamping.

Modeld1
[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 diaM Tightening torque [N・m]DA
[mm]
WA
[mm]
J Nominal × pitchJ Tightening torque[N・m]
SFF-040DS-□B-11CN-8N8~9.52511412.23856.3332217.52563.917175.12-M43.4126M6×1.010
SFF-040DS-□B-11CN-12N10~1611412.23856.3332217.52563.917175.12-M43.4126M6×1.010
SFF-050DS-□B-14CN-25N10~1914415.14869.34227.521.53075.420205.12-M57158M8×1.020
SFF-050DS-□B-16CN-25N10~1916517.34880.34229.521.54175.420206.82-M571610M10×1.2530
SFF-060DS-□B-16CN-60N12~1916517.35882.84429.5244175.431326.82-M6141610M10×1.2530
SFF-060DS-□B-16CN-80N20~2216517.35882.84429.5244175.431326.82-M6141610M10×1.2530
24~28482-M57
3052

[Specifications] - Wedge Coupling

ModelRated torque[N・m]MisalignmentMax. 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-100N1000.251
(On one side)
±1.0140001200002420.80×10-31.10
SFF-080DS-□K-□K-150N1500.321
(On one side)
±1.01300060000481.36×10-31.56
SFF-080DS-□K-□K-200N2000.311
(On one side)
±1.0130001550002731.42×10-31.60
SFF-090DS-□K-□K-300N3000.321
(On one side)
±1.212000260000160.52.24×10-31.87
SFF-100DS-□K-□K-450N4500.381
(On one side)
±1.3100003700002703.51×10-32.49
SFF-120DS-□K-□K-600N6000.381
(On one side)
±1.690004850001807.17×10-33.29
SFF-140DS-□K-□K-800N8000.441
(On one side)
±2.0800070000018014.68×10-36.05
SFF-140DS-□K-□K-1000N10000.441
(On one side)
±2.0800070000018019.11×10-36.39

* 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

単位 [mm]
Modeld1
[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-100N18・1918・196876.85323.585.9537383-5.16-M6103-M6
20・22・24・2520・22・24・2558
28・3028・3063
32・3532・3568
SFF-080DS-□K-□K-150N22・24・2522・24・257887.65825.5108.3540374-5.14-M6102-M6
28・3028・3063
32・3532・3568
-3873
SFF-080DS-□K-□K-200N22・24・2522・24・257886.45825.5107.7540423-5.16-M6103-M6
28・3028・3063
32・3532・3568
383873
SFF-090DS-□K-□K-300N28・3028・308887.66325.5108.3550503-6.86-M6103-M6
32・3532・3568
38・40・4238・40・4273
454578
484883
SFF-100DS-□K-□K-450N32・3532・359897.46827.51210.2552563-6.86-M6103-M6
38・40・4238・40・4273
454578
48・5048・5083
SFF-120DS-□K-□K-600N353511897.46827.51210.2572683-6.86-M6103-M6
38・40・4238・40・4273
454578
48・50・5248・50・5283
555588
60・62・6560・62・6598
-70108
SFF-140DS-□K-□K-800N35・3835・381381208336.51510.65.580783-8.66-M8243-M8
40・42・4540・42・4588
-48・50・5298
-55・60108
-62・65・70118
-75・80128
SFF-140DS-□K-□K-1000N48・50・5248・50・521381209836.51510.65.580783-8.66-M8243-M8
55・6055・60108
62・65・7062・65・70118
7575・80128

* 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

ModelStandard bore diameter d1・d2[mm]
Nominal diameter181920222425283032353840424548505255606265707580
SFF-070DS-□K-□K-100Nd1
d2              
SFF-080DS-□K-□K-150Nd1
d2                
SFF-080DS-□K-□K-200Nd1
d2                
SFF-090DS-□K-□K-300Nd1
d2               
SFF-100DS-□K-□K-450Nd1
d2                
SFF-120DS-□K-□K-600Nd1
d2           
SFF-140DS-□K-□K-800Nd1
d2         
SFF-140DS-□K-□K-1000Nd1
d2              

* The bore diameters marked with ● are supported as standard bore diameter

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