Three-way Ball Valves

Instrumentation ball valves are available in sizes of 1/8 inch through 1 inch with any combination of FNPT, MNPT, or dual ferrule tube fitting connections. 6000PSI or 10000PSI pressures are available. These valves are 316 stainless steel construction, with a wide variety of soft seats available (PTFE is standard).

General product features:

  • 3-way on-off switching models
  • Heavy directional black fenolic handle or lever handle
  • Blow-out proof bottom loaded stem
  • Low operating torque
  • Floating ball design for positive sealing
  • Variety of end connections include 1/4″ to 1″ NPT, BSP male or female threaded ends and 1/4″, 3/8″ and 1/2″ “PANAM” single or twin ferrule tube fitting ends
  • Very robust and easy to maintain
  • Maximum Working Pressure (MWP) and Temperature
    • TFE seat: 6000 PSI (400 bar) at 20°C to 250°C
    • KEL-F or Polyaman seat: 10000 PSI (700 bar)
  • ISO 9000 Certified
  • 316 stainless steel
  • Built to MSS-SP-99

Part drawings: