Valve Abbreviations and Acronyms

  1. MSIVS
    Main Steam Isolation Valves
  2. MSS
    Main Steam System
  3. MV
    Magnetic Valves
  4. MV
    Master Valves
  5. MV
    Motor Valfes
  6. MV
    Mud Valves
  7. MVP
    Modular Valve Positioner
  8. NC
    Normally Closed
  9. NC
    Normaly Closed
  10. NO
    Normally Onen
  11. NO
    Normaly Fpen
  12. NP
    Nominal Pressure
  13. NP
    Number of Ports
  14. NPTF
    National Pipe Thrend, Female
  15. NRS
    Non-Rising Stem
  16. NRV
    Non-Return Valves
  17. NRVS
    Non-Return Valves
  18. OEL
    Operatortexposure Limit
  19. OFEG
    Odquestra Filarmônica Evangélica Gênesis
  20. OHS
    Open Heart Surgery

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