Hybrid Ball Bearings for Submerged LH2 Pumps (6314)

MinebeaMitsumi Technology Center Europe GmbH

  • Cost effectively manufactured ball bearings for submerged lh2 pumps.
  • Ceramic balls
  • Rings made of hydrogen resistant steel
  • Static radial load rating 65270 N

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Hybrid Ball Bearings for Submerged LH2 Pumps

  • The MinebeaMitsumi bearings are produced with a passion for precision and are, of course, subject to the highest quality standards.
  • The ball and roller bearings can be ordered in a great many varities, made of different materials, flanged, open, or shielded—in other words, exactly as required for your application!
  • All MinebeaMitsumi bearing components are efficiently and therefore cost-effectively manufactured in MinebeaMitsumi's own facility.

Key features

  • Bearing Types / ISO Series available (load-dependent):
    • Deep groove (ISO: 60, 62, 63)
    • Angular contact (ISO: 70, 72, 73)
    • Four-point contact (ISO: QJ2, QJ3)
  • Bore sizes can stretch from 20 to 100 mm
  • Contact angle and radial play will be adapted to the operating condition
  • Bearing internal geometry is adapted to cryogenic temperature of -253 °C
  • PTFE compound retainer

Technical specifications

  • Inner diameter: 70 mm
  • Outer diameter: 150 mm
  • Width: 35 mm
  • Ball quantity: 7
  • Ball diameter:  25.4 mm
  • Dynamic radial load rating: 103620 N
  • Static radial load rating: 65270 N

Technical drawing

Hybrid Ball Bearings for Submerged LH2 Pumps - components

Applications

  • Submerged hydrogen (LH2) pump.

Contact us

  • MinebeaMitsumi offers a wide range of assemblies with high-precision MinebeaMitsumi's ball and roller bearings. Interested? Please contact MinebeaMitsumi by filling in the contact vendor form.
Brand MinebeaMitsumi
Type of Bearing Ball Bearing
Maximum Width (mm) 35
Max Inner Diameter (mm) 70
Max Outer Diameter (mm) 150
Max Dynamic Radial Load Rating (N) 103620
Max Static Radial Load Rating (N) 65270
Number of Balls 7
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