ISN - Multi-Turn Spur

Rotork Gears Series ISN multi-turn spur gearboxes.

Heavy-duty multi-turn spur gearboxes suited for nuclear installations. Built to exceed the IEEE 382 specification and the 10CFR50 quality standard. Fully tested for inside containment and active duty but can also be used for outside containment, passive duty.

  • Torque range up to 43,386 Nm (32,000 lbf.ft)
  • Thrust range up to 2,224 kN (500,000 lbf)
  • 3 sizes
  • Ratios from 6:1 to 24:1
  • Ductile iron cast body
  • Viton o-rings
  • All-metallic bearings
  • Nuclear grade grease

See ISN Literature Page for further details.

ISN Nuclear Multi-Turn Spur Gearbox