334C Instrumentation Ball Valve

Brand: Inline Industries

The 334C Compression Ends ball valve incorporates several innovative design features for improved process performance.

The new dual pattern ISO 5211 mounting pad facilitates direct mounting of pneumatic and electric actuators.

In combination with our high-cycle, live-loaded stem packing system, the 334 series ball valve provides an ideal choice for all your automation requirements.

  • Operating / Test Conditions:
    • Temperature Range (depending on seats): -20° to 550° F
    • Maximum Working Pressure (depending on seats): 3000 psi CWP (1/4" - 1").
  • All valves built and pressure tested to ANSI/ASME B16.34, MSS-SP-110 and API 598.
  • All materials comply with applicable ASTM material specifications. Options:
  • End connections available in Female NPT, socket weld, butt weld, and flanged, in 316SS, or carbon steel.
  • High Pressure Seats and Seals.
  • High Temperature Seats and Seals.
  • Dual Pattern ISO 5211 Direct Mount Pad:
    • No mounting kit needed for automation.
    • Eliminates exposed moving parts for safer work environment.
    • Direct drive eliminates play and improves actuator positioning.
    • Dual pattern pad fits a wide range of actuator sizes.
  • High-Cycle, Live Loaded Stem Packing:
    • Spring energized stem seals self-adjust to compensate for wear, pressure and temperature changes ensuring a leak-tight seal and extending service life.
  • O-Ring Stem Bearing:
    • Maintains stem alignment.
    • Reduces packing side-loading and wear.
    • Enhances stem seal.


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