Kunkle Safety Valves Models 541, 542, and 548

ASME Section VIII, air/gas, “UV” National Board certified safety valve

Model 541: 1/4″ or 1/2″ Male inlet thread. BUNA-N flat seal. Exceptional seat tightness performance.
Model 542: Same as model 541 except Viton® flat seal.
Model 548: Same as model 541 except stainless steel ball seal.

Product Features

  • High capacity with small size
  • Top-guided disc
  • Manual lift ring

Specifications

  • Brass construction
  • Sizes 1/4″ and 1/2″
  • Model 541: Pressures from 3 to 200 psig; Temperatures from -40° to 200°F
  • Model 542: Pressures from 3 to 200 psig; Temperatures from -10° to 300°F
  • Model 548: Pressures from 3 to 400 psig; Temperatures from-60° to 400°F
  • UV Stamp

Service

  • Air
  • Gas

Applications

  • Small to medium size, single and multi-stage, air compressors, intercoolers, aftercoolers, instrument/control air lines and systems
  • Air tanks/receivers and pressurized equipment
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