NAVCO Needle and Gauge Valves | Schlumberger

NAVCO Needle and Gauge


Our NAVCO needle and gauge valves are ideal for offshore production, onshore production, unconventional, transmission and storage, topside processing, gas processing, LNG, and industrial applications.

Standard features

  • Oversized barstock body
  • Precision-threaded bonnet
  • Bonnet lock pin
  • Backseat stem design
  • Viton material O-ring stem seal
  • Metal-to-metal stem sealing
  • Soft seat or metal seat options
  • Large T-handle
  • ASME B1.20.1 threads
  • NACE MR0175 trim option
  • Color-coded stem boot
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