2 pressure relief valve for sale, brand-new and used.

289H-2 Backpressure Relief Valve Available for settings between 0.5 to 2.25 psig (0.03 to 0.16 bar). The 289 Series relief valve is a throttling relief valve used downstream of pressure regulators to protect the downstream system from overpressure. This relief valve can be used for natural gas, air, propane, or other noncorrosive gas-flow service.

Watts 0342691 30 PSI Pressure Relief Valve, Bronze, 3/4" 335 M2-030 Series 335 ASME rated Boiler Pressure Relief Valves were developed to fill the OEM need of the hydronic industry for a smaller valve on popular size boilers up to 510,000 BTU at 30psi (2.11 bar). The compact design, all bronze construction and modern appearance make them an ideal choice for a wide variety of smaller size OEM boilers. ASME Section IV at 30 PSI set point.

Brand: Superior Description: Pressure relief valve, 235 PSI 1/2" NPTF x 1/2" NPTF Part Number: 3030-235 Condition: NEW, box has handling, opened for pictures. Shipping will be calculated based zip code. Please ask any questions before bidding, and thanks for looking.

Welcome to Select Machine Tool Item Description:

Welcome to Select Machine Tool Item Description:

1/2" brass pressure relief valve For water heaters Set 125 PSI for 210 degrees F 15,000 BTU/HR

Rated CFM @ Set Pressure: -Max. Temp.

Parker, Teledyne Republic Relief Valve Pressure Control Valve Aluminum Alloy, Soft Seat, IST Inlet, IST Outlet, Pressure Range 4-15 PSI, Size 10, Nitrile ONE AVAILABLE

Pictured is an assortment of 3 New Old Stock Watts and Mansfield Relief valves (1/2" IPS) in original boxes. Includes 3 valves as pictured: 1--Mansfield #450 Relief valve, 1--Watts #530C Relief Valve and 1--Watts #A540 Temperature and Pressure relief valve. Original boxes have shelf wear but all valves are new never used condition.

 

Semi internal relief valve by Marshall Excelsior Company. Designed for use in large stationary LPG containers as a primary pressure relief valve. Durable forged brass body with 2" NPT inlet pipeaway thread.

STEAM PRESSURE SAFETY RELIEF VALVE SIZE 1/2"  15 PSI POLISHED CHROME, HENNY PENNY FRYER 500, 561, 580, 581, 600, 680

Overall Condition: USED: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operati

WATTS 0556030 (N36-1/2") Series LFN36 Lead Free* Water Service Vacuum Relief Valves are used in water heater/tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater/tank equipment. It consists of a Lead Free* brass body construction with NPT male inlet connection, and a protective cap.