Product

Kunkle Valve Model 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H Bronze Liquid Relief Valves



Non-code Bronze Liquid Relief Valves

  • Model 19
    All bronze, equipped with handwheel for easy adjustment within spring ranges.
  • Model 19M
    Same as model 19 except SS trim (seat and disc). Available 2-1/2″ and 3″ only. For higher pressure settings or severe applications.
  • Model 20
    All bronze, with pressure-tight cap. Suitable for maximum back pressure of 50 psig.*
  • Model 20M
    Same as model 20 except SS trim. Available in 2-1/2″ and 3″ only (seat and disc). For higher pressure settings or severe applications. Maximum back pressure of 50 psig.*
  • Model 20P
    Same as model 20 except with packed lift lever. Suitable for maximum back pressure of 50 psig.*
  • Model 20MP
    Same as model 20M except with packed lift lever. Maximum back pressure of 50 psig.*
  • Model 200A
    Special non-chattering design. Recommended for light oils and continuous by-pass or pressure regulation. UL842 listed for light oil service. Available 3/4″ to 1-1/2″ sizes. Female NPT connections only.
  • Model 200H
    Same as model 20. UL842 listed for use with fuel oils. Available 3/4″ to 2″ sizes.

* Back pressure increases set pressure on a one to one basis, and reduces capacity. Back pressure in excess of 10% of set pressure is not recommended.

Features & Benefits

  • Both inlet and outlet connections are cast integral with body to permit easy inspection and servicing without disconnecting piping.
  • Beveled seats lapped for optimum performance.
  • Stainless Steel (SS) spring for optimum corrosion resistance.
  • Each Kunkle valve is tested and inspected for pressure setting and leakage.