BX1
Metal Bellows Coupling for higher torque with flange mounting

10 - 100 KNm

BX1 METAL BELLOWS COUPLING FOR HIGHER TORQUE WITH FLANGE MOUNTING

BX1

Specifications BX1

BX1 Serien
Rated torque (Nm)TKN
Overall length (mm)A±5
Fastening threads*E
Bolt circle diameter ± 0.4 (mm)F
Outside diameter flange (mm)B
Outside diameter of bellows ±2 (mm)B1
Outside diameter tube section (mm)B2
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Torsional stiffness coupling (103 Nm/rad)
Axial ± (mm)max.
Lateral ± (mm)max.
Angular ± (degree)max.
Outside diameter of hub +0.3 (mm)D1
Hub length (mm)C2
Mounting length +0.5 (mm)C+0,5
Maximum torque (Nm)TKmax
Thread depth (mm)C1
Pilot diameter F7 (mm)D
Length bellows body +3 (mm)C3
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E
Axial spring stiffness bellows (N/mm)
Lateral spring stiffness bellows (KN/mm)
CAD Portal
BX1 Serien10
Rated torque (Nm)TKN10
Overall length (mm)A±5125
Fastening threads*E20xM12
Bolt circle diameter ± 0.4 (mm)F290
Outside diameter flange (mm)B310
Outside diameter of bellows ±2 (mm)B1300
Outside diameter tube section (mm)B2-0
Moment of inertia (10-3 kgm2)Jges.101
Approximate weight (kg)8,3
Torsional stiffness coupling (103 Nm/rad)20000
Axial ± (mm)max.3
Lateral ± (mm)max.0,4
Angular ± (degree)max.1,5
Outside diameter of hub +0.3 (mm)D1250
Hub length (mm)C224
Mounting length +0.5 (mm)C+0,54
Maximum torque (Nm)TKmax15
Thread depth (mm)C115
Pilot diameter F7 (mm)D265
Length bellows body +3 (mm)C3-0
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E120
Axial spring stiffness bellows (N/mm)985
Lateral spring stiffness bellows (KN/mm)21
10
CAD
BX1 Serien
Rated torque (Nm)TKN
Overall length (mm)A±5
Fastening threads*E
Bolt circle diameter ± 0.4 (mm)F
Outside diameter flange (mm)B
Outside diameter of bellows ±2 (mm)B1
Outside diameter tube section (mm)B2
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Torsional stiffness coupling (103 Nm/rad)
Axial ± (mm)max.
Lateral ± (mm)max.
Angular ± (degree)max.
Outside diameter of hub +0.3 (mm)D1
Hub length (mm)C2
Mounting length +0.5 (mm)C+0,5
Maximum torque (Nm)TKmax
Thread depth (mm)C1
Pilot diameter F7 (mm)D
Length bellows body +3 (mm)C3
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E
Axial spring stiffness bellows (N/mm)
Lateral spring stiffness bellows (KN/mm)
CAD Portal
BX1 Serien25
Rated torque (Nm)TKN25
Overall length (mm)A±5380
Fastening threads*E24xM16
Bolt circle diameter ± 0.4 (mm)F304
Outside diameter flange (mm)B336
Outside diameter of bellows ±2 (mm)B1323
Outside diameter tube section (mm)B2273
Moment of inertia (10-3 kgm2)Jges.548
Approximate weight (kg)27,8
Torsional stiffness coupling (103 Nm/rad)9000
Axial ± (mm)max.5
Lateral ± (mm)max.2,2
Angular ± (degree)max.1
Outside diameter of hub +0.3 (mm)D1240
Hub length (mm)C281
Mounting length +0.5 (mm)C+0,55
Maximum torque (Nm)TKmax38
Thread depth (mm)C125
Pilot diameter F7 (mm)D260
Length bellows body +3 (mm)C3121
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E300
Axial spring stiffness bellows (N/mm)3000
Lateral spring stiffness bellows (KN/mm)133
25
CAD
BX1 Serien
Rated torque (Nm)TKN
Overall length (mm)A±5
Fastening threads*E
Bolt circle diameter ± 0.4 (mm)F
Outside diameter flange (mm)B
Outside diameter of bellows ±2 (mm)B1
Outside diameter tube section (mm)B2
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Torsional stiffness coupling (103 Nm/rad)
Axial ± (mm)max.
Lateral ± (mm)max.
Angular ± (degree)max.
Outside diameter of hub +0.3 (mm)D1
Hub length (mm)C2
Mounting length +0.5 (mm)C+0,5
Maximum torque (Nm)TKmax
Thread depth (mm)C1
Pilot diameter F7 (mm)D
Length bellows body +3 (mm)C3
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E
Axial spring stiffness bellows (N/mm)
Lateral spring stiffness bellows (KN/mm)
CAD Portal
BX1 Serien50
Rated torque (Nm)TKN50
Overall length (mm)A±5450
Fastening threads*E24xM20
Bolt circle diameter ± 0.4 (mm)F361
Outside diameter flange (mm)B398
Outside diameter of bellows ±2 (mm)B1370
Outside diameter tube section (mm)B2324
Moment of inertia (10-3 kgm2)Jges.1185
Approximate weight (kg)43,7
Torsional stiffness coupling (103 Nm/rad)15500
Axial ± (mm)max.6
Lateral ± (mm)max.2,5
Angular ± (degree)max.1
Outside diameter of hub +0.3 (mm)D1290
Hub length (mm)C280
Mounting length +0.5 (mm)C+0,56
Maximum torque (Nm)TKmax75
Thread depth (mm)C130
Pilot diameter F7 (mm)D310
Length bellows body +3 (mm)C3133
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E580
Axial spring stiffness bellows (N/mm)4300
Lateral spring stiffness bellows (KN/mm)207
50
CAD
BX1 Serien
Rated torque (Nm)TKN
Overall length (mm)A±5
Fastening threads*E
Bolt circle diameter ± 0.4 (mm)F
Outside diameter flange (mm)B
Outside diameter of bellows ±2 (mm)B1
Outside diameter tube section (mm)B2
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Torsional stiffness coupling (103 Nm/rad)
Axial ± (mm)max.
Lateral ± (mm)max.
Angular ± (degree)max.
Outside diameter of hub +0.3 (mm)D1
Hub length (mm)C2
Mounting length +0.5 (mm)C+0,5
Maximum torque (Nm)TKmax
Thread depth (mm)C1
Pilot diameter F7 (mm)D
Length bellows body +3 (mm)C3
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E
Axial spring stiffness bellows (N/mm)
Lateral spring stiffness bellows (KN/mm)
CAD Portal
BX1 Serien75
Rated torque (Nm)TKN75
Overall length (mm)A±5580
Fastening threads*E20xM24
Bolt circle diameter ± 0.4 (mm)F404
Outside diameter flange (mm)B449
Outside diameter of bellows ±2 (mm)B1412
Outside diameter tube section (mm)B2360
Moment of inertia (10-3 kgm2)Jges.2725
Approximate weight (kg)80
Torsional stiffness coupling (103 Nm/rad)23000
Axial ± (mm)max.7
Lateral ± (mm)max.3
Angular ± (degree)max.1
Outside diameter of hub +0.3 (mm)D1320
Hub length (mm)C2103
Mounting length +0.5 (mm)C+0,510
Maximum torque (Nm)TKmax113
Thread depth (mm)C136
Pilot diameter F7 (mm)D350
Length bellows body +3 (mm)C3165
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E1000
Axial spring stiffness bellows (N/mm)3900
Lateral spring stiffness bellows (KN/mm)175
75
CAD
BX1 Serien
Rated torque (Nm)TKN
Overall length (mm)A±5
Fastening threads*E
Bolt circle diameter ± 0.4 (mm)F
Outside diameter flange (mm)B
Outside diameter of bellows ±2 (mm)B1
Outside diameter tube section (mm)B2
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Torsional stiffness coupling (103 Nm/rad)
Axial ± (mm)max.
Lateral ± (mm)max.
Angular ± (degree)max.
Outside diameter of hub +0.3 (mm)D1
Hub length (mm)C2
Mounting length +0.5 (mm)C+0,5
Maximum torque (Nm)TKmax
Thread depth (mm)C1
Pilot diameter F7 (mm)D
Length bellows body +3 (mm)C3
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E
Axial spring stiffness bellows (N/mm)
Lateral spring stiffness bellows (KN/mm)
CAD Portal
BX1 Serien100
Rated torque (Nm)TKN100
Overall length (mm)A±5640
Fastening threads*E24xM24
Bolt circle diameter ± 0.4 (mm)F500
Outside diameter flange (mm)B545
Outside diameter of bellows ±2 (mm)B1520
Outside diameter tube section (mm)B2460
Moment of inertia (10-3 kgm2)Jges.7900
Approximate weight (kg)151
Torsional stiffness coupling (103 Nm/rad)35000
Axial ± (mm)max.8
Lateral ± (mm)max.3,5
Angular ± (degree)max.1
Outside diameter of hub +0.3 (mm)D1390
Hub length (mm)C2120
Mounting length +0.5 (mm)C+0,515
Maximum torque (Nm)TKmax150
Thread depth (mm)C136
Pilot diameter F7 (mm)D440
Length bellows body +3 (mm)C3165
Tightening torque of the fastening screws (screw grade 10.9) (Nm)E1000
Axial spring stiffness bellows (N/mm)2800
Lateral spring stiffness bellows (KN/mm)219
100
CAD

Properties

  • Design:
    • flange mount hubs on both sides
    • 2x bellows with intermediate tube (Series 10 without intermediate tube)
    • welded connection between hubs and bellows.
  • Temperature range: -40° C to +300° C (-40° F to +572° F)
  • Tolerance: Overall clearance between centering diameters 0.03-0.08 mm.
  • Service life: These couplings are maintenance-free if the technical ratings are not exceeded.
  • Material:
    • bellows made from highly flexible, high grade stainless steel;
    • 
hubs made from steel
  • Non standard applications: Custom designs with various tolerances, keyways, materials, dimensions, etc. available upon request.
  • Properties of Bellows Couplings model BX1:
    • for high torque applications
    • compact, simple design
    • easy mounting and dismounting
    • backlash free and torsionally rigid
    • various overall lengths available
    • high misalignment compensation


Overview