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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve - 50-150 PSI
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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve - 50-150 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-60 be used for fire pump applications.)

3/4" MNPT x 3/4" FNPT

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Kunkle 3/4" Figure 20 Fire/Jockey Pump Casing Relief Valve
50-150 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-60 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.



Lead Times
97% of our orders ship within 1 business day. We stock most items in our warehouse and can ship most orders placed before 1pm CST on the same day. Priority is given to orders that select Next Day Air shipping. Items that are made to order will make note of their lead time in the item description.

Calibrated gauges may add 2 days to ship time, please contact us or select Next Day Air service if needed immediately.

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eFirePump.com is located in the central United States, we can ship quickly to anywhere in North America. At this time, eFirePump.com ships merchandise to locations within the United States and U.S. territories, including Alaska, Hawaii, Puerto Rico, Guam, and the US Virgin Islands. Additionally, eFirePump.com ships merchandise to Canada and Mexico.Other international locations may not be able to purchase through this website and should contact us for purchasing inquiries.

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We will honor reasonable requests to return merchandise based on manufacturing defects only, upon which we will provide a refund or replacement per instance. eFirePump.com is not responsible for the cost of shipping on returned merchandise. In some instances a restock fee may be charged. We will always do our best to reach an amicable resolution.

    • Weight
      4 lbs
    • SKU
      V-K20-50150
  • Manufacturer
    Kunkle
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