SKN
Torque Limiter with clamping hub for indirect drives

5 - 1,800 Nm

SKN TORQUE LIMITER WITH CLAMPING HUB FOR INDIRECT DRIVES

SKN

Specifications SKN

SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien15
Overall lengthA47
Overall length +0.5 ("F" Version) (mm)AF47
Inside diameter range H7 (mm)
D12-22
Bolt circle diameter ± 0.2 (mm)F47
Moment of inertia (10-3 kgm2)Jges.0,15
Approximate weight (kg)0,4
Tightening torque of the fastening screw (Nm)N8
Distance between centerlines (mm)P17,5
Distance (mm)K8
Distance (mm)L27
Distance (mm)M6,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF27
Outside diameter clamp ring Ø (mm)O49
Flange outside diameter -0.2 (mm)G53
ThreadH6xM4
Thread depth (mm)I6
Screw ISO 4762NM5
Adjustment range available from - to (approx. values) (Nm)TKN5-10
8-20
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN7-15
Actuation ring Ø (mm)B55
Actuation ring Ø, ("F" Version) (mm)BF62
Pilot diameter h7 (mm)E40
Centering length -0.2 (mm)J3
Diameter (mm)O135
Diameter (mm)O135
Diameter h7 (mm)O227
Actuation distance (mm)1,5
Clamping length (mm)C13,5
15
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien30
Overall lengthA59
Overall length +0.5 ("F" Version) (mm)AF59
Inside diameter range H7 (mm)
D14-25,4
Bolt circle diameter ± 0.2 (mm)F54
Moment of inertia (10-3 kgm2)Jges.0,25
Approximate weight (kg)0,7
Tightening torque of the fastening screw (Nm)N15
Distance between centerlines (mm)P19
Distance (mm)K11
Distance (mm)L35
Distance (mm)M7,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF37
Outside diameter clamp ring Ø (mm)O55
Flange outside diameter -0.2 (mm)G63
ThreadH6xM5
Thread depth (mm)I8
Screw ISO 4762NM6
Adjustment range available from - to (approx. values) (Nm)TKN10-25
20-40
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN8-20
16-30
Actuation ring Ø (mm)B65
Actuation ring Ø, ("F" Version) (mm)BF70
Pilot diameter h7 (mm)E47
Centering length -0.2 (mm)J5
Diameter (mm)O142
Diameter (mm)O142
Diameter h7 (mm)O236
Actuation distance (mm)1,5
Clamping length (mm)C16
30
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien60
Overall lengthA65
Overall length +0.5 ("F" Version) (mm)AF65
Inside diameter range H7 (mm)
D16-32
Bolt circle diameter ± 0.2 (mm)F63
Moment of inertia (10-3 kgm2)Jges.0,5
Approximate weight (kg)1
Tightening torque of the fastening screw (Nm)N40
Distance between centerlines (mm)P23,5
Distance (mm)K11
Distance (mm)L37
Distance (mm)M9,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF39
Outside diameter clamp ring Ø (mm)O67
Flange outside diameter -0.2 (mm)G72
ThreadH6xM5
Thread depth (mm)I9
Screw ISO 4762NM8
Adjustment range available from - to (approx. values) (Nm)TKN10-30
25-80
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN10-30
20-40
30-60
Actuation ring Ø (mm)B73
Actuation ring Ø, ("F" Version) (mm)BF83
Pilot diameter h7 (mm)E55
Centering length -0.2 (mm)J5
Diameter (mm)O149
Diameter (mm)O149
Diameter h7 (mm)O239
Actuation distance (mm)1,7
Clamping length (mm)C20
60
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien150
Overall lengthA71
Overall length +0.5 ("F" Version) (mm)AF73
Inside diameter range H7 (mm)
D19-40
Bolt circle diameter ± 0.2 (mm)F78
Moment of inertia (10-3 kgm2)Jges.1,6
Approximate weight (kg)1,3
Tightening torque of the fastening screw (Nm)N70
Distance between centerlines (mm)P30
Distance (mm)K12
Distance (mm)L39
Distance (mm)M11
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF41,5
Outside diameter clamp ring Ø (mm)O85
Flange outside diameter -0.2 (mm)G87
ThreadH6xM6
Thread depth (mm)I10
Screw ISO 4762NM10
Adjustment range available from - to (approx. values) (Nm)TKN20-70
45-150
80-180
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN20-60
40-80
80-150
Actuation ring Ø (mm)B92
Actuation ring Ø, ("F" Version) (mm)BF98
Pilot diameter h7 (mm)E68
Centering length -0.2 (mm)J5
Diameter (mm)O162
Diameter (mm)O162
Diameter h7 (mm)O250
Actuation distance (mm)1,9
Clamping length (mm)C23
150
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien200
Overall lengthA80
Overall length +0.5 ("F" Version) (mm)AF83
Inside diameter range H7 (mm)
D24-44
Bolt circle diameter ± 0.2 (mm)F85
Moment of inertia (10-3 kgm2)Jges.2,7
Approximate weight (kg)2
Tightening torque of the fastening screw (Nm)N120
Distance between centerlines (mm)P32,5
Distance (mm)K12
Distance (mm)L44
Distance (mm)M13
Distance (mm)R3
Distance, ("F" Version) (mm)LF47
Outside diameter clamp ring Ø (mm)O94
Flange outside diameter -0.2 (mm)G98
ThreadH6xM6
Thread depth (mm)I10
Screw ISO 4762NM12
Adjustment range available from - to (approx. values) (Nm)TKN30-90
60-160
120-240
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN80-140
130-200
Actuation ring Ø (mm)B99
Actuation ring Ø, ("F" Version) (mm)BF117
Pilot diameter h7 (mm)E75
Centering length -0.2 (mm)J5
Diameter (mm)O167
Diameter (mm)O167
Diameter h7 (mm)O255
Actuation distance (mm)2,2
Clamping length (mm)C26
200
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien300
Overall lengthA84
Overall length +0.5 ("F" Version) (mm)AF87
Inside diameter range H7 (mm)
D30-56
Bolt circle diameter ± 0.2 (mm)F98
Moment of inertia (10-3 kgm2)Jges.5,2
Approximate weight (kg)3
Tightening torque of the fastening screw (Nm)N130
Distance between centerlines (mm)P39
Distance (mm)K15
Distance (mm)L47
Distance (mm)M13
Distance (mm)R3
Distance, ("F" Version) (mm)LF51,5
Outside diameter clamp ring Ø (mm)O110
Flange outside diameter -0.2 (mm)G112
ThreadH6xM8
Thread depth (mm)I10
Screw ISO 4762NM12
Adjustment range available from - to (approx. values) (Nm)TKN100-200
150-240
200-320
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN120-180
160-300
Actuation ring Ø (mm)B120
Actuation ring Ø, ("F" Version) (mm)BF132
Pilot diameter h7 (mm)E82
Centering length -0.2 (mm)J6
Diameter (mm)O175
Diameter (mm)O175
Diameter h7 (mm)O265
Actuation distance (mm)2,2
Clamping length (mm)C26
300
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien500
Overall lengthA101
Overall length +0.5 ("F" Version) (mm)AF107
Inside diameter range H7 (mm)
D35-60
Bolt circle diameter ± 0.2 (mm)F110
Moment of inertia (10-3 kgm2)Jges.8,6
Approximate weight (kg)4
Tightening torque of the fastening screw (Nm)N210
Distance between centerlines (mm)P43,5
Distance (mm)K21
Distance (mm)L59
Distance (mm)M14,5
Distance (mm)R4
Distance, ("F" Version) (mm)LF68
Outside diameter clamp ring Ø (mm)O121
Flange outside diameter -0.2 (mm)G128
ThreadH6xM8
Thread depth (mm)I12
Screw ISO 4762NM14
Adjustment range available from - to (approx. values) (Nm)TKN80-200
200-350
300-500
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN50-150
100-300
250-500
Actuation ring Ø (mm)B135
Actuation ring Ø, ("F" Version) (mm)BF155
Pilot diameter h7 (mm)E90
Centering length -0.2 (mm)J9
Diameter (mm)O184
Diameter (mm)O184
Diameter h7 (mm)O272
Actuation distance (mm)2,2
Clamping length (mm)C30
500
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien800
Overall lengthA115
Overall length +0.5 ("F" Version) (mm)AF126
Inside diameter range H7 (mm)
D40-62
Bolt circle diameter ± 0.2 (mm)F120
Moment of inertia (10-3 kgm2)Jges.20
Approximate weight (kg)5,5
Tightening torque of the fastening screw (Nm)N270
Distance between centerlines (mm)P45
Distance (mm)K19
Distance (mm)L67
Distance (mm)M18
Distance (mm)R4
Distance, ("F" Version) (mm)LF75
Outside diameter clamp ring Ø (mm)O134
Flange outside diameter -0.2 (mm)G140
ThreadH6xM10
Thread depth (mm)I15
Screw ISO 4762NM16
Adjustment range available from - to (approx. values) (Nm)TKN400-650
500-800
600-850
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN200-400
450-800
Actuation ring Ø (mm)B152
Actuation ring Ø, ("F" Version) (mm)BF177
Pilot diameter h7 (mm)E100
Centering length -0.2 (mm)J10
Diameter (mm)O191
Diameter (mm)O191
Diameter h7 (mm)O275
Actuation distance (mm)2,2
Clamping length (mm)C35
800
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Screw ISO 4762N
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien1500
Overall lengthA145
Overall length +0.5 ("F" Version) (mm)AF160
Inside diameter range H7 (mm)
D50-72
Bolt circle diameter ± 0.2 (mm)F148
Moment of inertia (10-3 kgm2)Jges.31,5
Approximate weight (kg)10
Tightening torque of the fastening screw (Nm)N500
Distance between centerlines (mm)P52
Distance (mm)K25
Distance (mm)L82
Distance (mm)M22,5
Distance (mm)R4,5
Distance, ("F" Version) (mm)LF94
Outside diameter clamp ring Ø (mm)O157
Flange outside diameter -0.2 (mm)G165
ThreadH6xM12
Thread depth (mm)I16
Screw ISO 4762NM20
Adjustment range available from - to (approx. values) (Nm)TKN600-800
700-1200
1000-1800
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN1000-1250
1250-1500
Actuation ring Ø (mm)B174
Actuation ring Ø, ("F" Version) (mm)BF187
Pilot diameter h7 (mm)E125
Centering length -0.2 (mm)J13,5
Diameter (mm)O1112
Diameter (mm)O1112
Diameter h7 (mm)O292
Actuation distance (mm)3
Clamping length (mm)C46
1500
CAD

Properties

  • Design:
    • with clamping hub and 1 radial screw ISO 4762
    • absolutely backlash free through frictional clamping connection
  • Tempertaure range: -30° C to +120° C (-22° F to +248° F)
  • Service life: Maintenance free when operated within the technical specifications.
  • Tolerance: Tolerance between hub an shaft 0.01 - 0.05 mm.
  • Material:
    • torque limiting portion: high-strength, hardened steel
    • clamping hub: up to series 500, aluminium
    • from series 800, steel
  • Properties of Torque Limiter model SKN:
    • absolutely backlash-free and torsionally rigid
    • compact, simple design
    • disengagement detection is achieved through indexing ring movement
    • low residual friction following disengagement
    • low moment of interia
    • precise overload protection
    • disengagement within msecs


Overview