Expert Mechanical Seal Repair | Waterjet Cut | Precision Gasket Cutting

NES 6B Pusher Type Mechanical Seal

Equivalent to John Crane* 8B-1

NES 6B Mechanical Seal

Operating Conditions

  • Pressure: 62 kg/cm2
  • Temperature: -20°C ~ 200°C
  • Speed: Up to 25 m/s


  • Face: Carbon, SiC, SSiC, TC
  • Seat: Ceramic, SiC, SSiC, TC
  • Elastomer: NBR, EPDM, Viton
  • Metal: 304SS, 316SS

Additional Notes

  • Multi-spring push seal with compact design permits use in almost all types of rotary equipment and can be shaft mounted or build into a cartridge seal.
* The John Crane and Flexibox trademarks are trademarks of their respective owners, and neither entity is affiliated with NE Seal Ind. Prod. LTD, its products, or its website, and does not manufacture, sponsor, or endorse its products.

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