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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve - 100-300 PSI
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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve - 100-300 PSI


The Kunkle Figure 20 relief valve is an all bronze angle pattern liquid pressure relief valve with a pressure tight cap. The cap is removed to expose a drive screw and lock nut which is used to adjust the valve to the desired pressure setting. 

The Kunkle Figure 20 is neither UL Listed or FM approved and it is recommended that a Cla-Val 55L be used for fire pump applications.

3/4" MNPT x 3/4" FNPT


Note: These valves perform better and will last longer if they are installed in a vertical position with the discharge facing out.

Typically ships in 1-2 days.

  • $157.99
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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve
100-300 PSI


The Kunkle Figure 20 relief valve is an all bronze angle pattern liquid pressure relief valve with a pressure tight cap. The cap is removed to expose a drive screw and lock nut which is used to adjust the valve to the desired pressure setting. 

The Kunkle Figure 20 is neither UL Listed or FM approved and it is recommended that a Cla-Val 55L be used for fire pump applications.

3/4" MNPT x 3/4" FNPT


Note: These valves perform better and will last longer if they are installed in a vertical position with the discharge facing out.

Typically ships in 1-2 days.



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