Single Set Screw Steel Hubs

Part Number: 6A90

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Specifications
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  • Continuous Rated Torque: 25,000 in-lbs
  • Continuous Rated Torque : 2,825 Nm
  • Peak Rated Torque: 50,000 in-lbs
  • Peak Rated Torque : 5,650 Nm
  • Maximum Bore (Ea) A Hub: 3.000 inches
  • Maximum Bore (Ea) A Hub : 75 mm
  • Maximum Bore (Eb) B Hub: 4.500 inches
  • Maximum Bore (Eb) B Hub : 120 mm
  • Maximum Speed: 3,600 RPM
  • Torsional Stiffness: 160,679 In-lbs/degree
  • Torsional Stiffness : 1,040,162 Nm/rad
  • Parallel Misalignment: 0.030 inches
  • Parallel Misalignment : 0.80 mm
  • Angular Misalignment: 3 °
  • Axial Misalignment: 0.180 inches
  • Axial Misalignment : 4.6 mm
  • Weight at Max Bore (A Hubs): 49.9 lbs
  • Weight at Max Bore (A Hubs) : 22.6 kg
  • Weight at Max Bore (B Hubs): 62.6 lbs
  • Weight at Max Bore (B Hubs) : 28.4 kg
  • Inertia at Max Bore (A Hubs): 461 lb-in²
  • Inertia at Max Bore (A Hubs) : 1,349 kg-cm²
  • Inertia at Max Bore (B Hubs): 722 lb-in²
  • Inertia at Max Bore (B Hubs) : 2,113 kg-cm²
  • Outside Diameter (A): 9.00 inches
  • Outside Diameter (A) : 229 mm
  • Overall Length (L): 8.63 inches
  • Overall Length (L) : 219 mm
  • Hub Length (B): 3.75 inches
  • Hub Length (B) : 95.3 mm
  • Distance Between Shaft Ends (C): 1.13 Inches
  • Distance Between Shaft Ends (C) : 28.7 mm
  • Inside Diameter of Disc-Pack (H): 3.62 inches
  • Inside Diameter of Disc-Pack (H) : 92 mm
  • A Hub Body Diameter (Ga): 5.38 inches
  • A Hub Body Diameter (Ga) : 137 mm
  • B Hub Body Diameter (Gb): 7.50 inches
  • B Hub Body Diameter (Gb) : 191 mm

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Configuration
Bore Size D1