Kunkle Safety Relief Valve - 19/20/19M/20M/20P - Fast & Free Shipping!

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Kunkle Safety Relief Valve - 19/20/19M/20M/20P - Fast & Free Shipping!

Regular price $161.00

KUNKLE MODELS 19/19M/20/20M/20P/20MP/200A/200H LIQUID RELIEF VALVES SAFETY AND RELIEF PRODUCTS

Extra-heavy rugged construction non-code bronze liquid relief valves with a variety of model options to meet specific applications.

FEATURES

  • Inlet and outlet connections cast integral with body for easy inspection and servicing without disconnecting piping.
  • Available with optional female NPT inlet or flanged inlet and outlet connections.
  • Beveled seats lapped for optimum performance.
  • Stainless steel spring for optimum corrosion resistance.
  • Spherical pivot between disc and spring corrects misalignment and compensates for spring side thrust.
  • Tested and inspected for pressure setting and leakage.

 

GENERAL APPLICATION

TECHNICAL DATA

A range of valves suitable for overpressure relief and protection of pumps, tanks, lines and hydraulic systems; pressure regulation and continuous by-pass relief.

 

Connections:

Threaded NPT or flanged

Temperature range: -60° to 406°F (-51° to 208°C)

Pressure range[1]: 1 to 500 psig (.07 to 20.7 barg)

NOTE

  1. See page 5 for specifications table.

VCTDS-00376-EN 16/04

 

KUNKLE MODELS 19/19M/20/20M/20P/20MP/200A/200H LIQUID RELIEF VALVES

SAFETY AND RELIEF PRODUCTS

MODELS OVERVIEW

 

OPTIONS

 

Model 19: all bronze, equipped with handwheel for easy adjustment within spring ranges.

  • Available with optional female NPT inlet or flanged inlet and outlet connections.
  • Model 19 Variation 10: 5 to 75 psig (.34 to 5.17 barg) adjustable spring range.
  • Variation 11: 75 to 150 psig (5.17 to 10.34 barg) adjustable spring range. 
  • Variation 12: 150 to 300 psig (10.34 to 20.7 barg) adjustable spring range.
  • Models 19-D and 20-D
  • Variation 05: 50 to 150 psig (3.45 to 10.34 barg) spring range.
  • Variation 06: 100 to 300 psig (6.9 to 20.7 barg) spring range.

 

Model 19M: as model 19 except SS trim

(seat and disc). Available in 2½” 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 (3.45 barg).[1]

Model 20M: as model 20 except SS trim (seat and disc). Available in 2½” and 3" only. For higher pressure settings or severe applications.

Maximum back pressure of 50 psig (3.45 barg).[1]

Model 20P: as model 20 except with packed lift lever. Suitable for maximum back pressure of 50 psig (3.45 barg).[1]

NOTE

  1. 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.

Model 20MP: as model 20M except with packed lift lever. Maximum back pressure of 50 psig (3.45 barg).[1]

Model 200A: special non-chattering design. Recommended for light oils and continuous

by-pass or pressure regulation. UL842 listed for light oil service. Available in ¾” to 1½” sizes. Female NPT connections only.

Model 200H: as model 20. UL842 listed for use with fuel oils. Available in ¾” to 2" sizes.

 

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