Centro

      Relief Valves and Vacuum Breakers

      Relief valves and vacuum breakers are vital safety devices that protect systems and equipment from overpressure or vacuum conditions. Relief valves are designed to automatically relieve excessive pressure within a system, preventing potential damage or catastrophic failure. They are commonly used in boilers, pressure vessels, pipelines, and hydraulic systems. On the other hand, vacuum breakers are utilized to prevent the formation of a vacuum or negative pressure within a system, which can...

      Filters
      Filters
      9,075 RESULTS
      content loaded
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, EPR Seat, 125 psig, 1-1/2" x 2" (MNPT x FNPT)
      MPN:19EHGA125
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $843.82

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, EPR Seat, 125 psig, 2" x 2-1/2" (MNPT x FNPT)
      MPN:19EJHA125
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $1,311.52

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1" (MNPT x FNPT)
      MPN:19MEEA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $484.88

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1" x 1-1/4" (MNPT x FNPT)
      MPN:19MFEA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $537.25

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/2" (MNPT x FNPT)
      MPN:19MGGA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $700.56

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/2" x 2" (MNPT x FNPT)
      MPN:19MHGA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $767.11

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/4" x 1-1/2" (MNPT x FNPT)
      MPN:19MGFA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $617.38

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1/2" x 3/4" (MNPT x FNPT)
      MPN:19MDCA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $404.47

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 2" (MNPT x FNPT)
      MPN:19MHHA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $1,091.51

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, EPR Seat, 125 psig, 1-1/2" x 2" (MNPT x FNPT)
      MPN:19EHGA125
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $843.82

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, EPR Seat, 125 psig, 2" x 2-1/2" (MNPT x FNPT)
      MPN:19EJHA125
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $1,311.52

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1" (MNPT x FNPT)
      MPN:19MEEA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $484.88

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1" x 1-1/4" (MNPT x FNPT)
      MPN:19MFEA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $537.25

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/2" (MNPT x FNPT)
      MPN:19MGGA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $700.56

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/2" x 2" (MNPT x FNPT)
      MPN:19MHGA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $767.11

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1-1/4" x 1-1/2" (MNPT x FNPT)
      MPN:19MGFA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $617.38

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 1/2" x 3/4" (MNPT x FNPT)
      MPN:19MDCA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $404.47

      Loginto your account
      Apollo ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Metal Seat, 100 psig, 2" (MNPT x FNPT)
      MPN:19MHHA100
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA
      ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I & VIII Certified Capacities5 - 300 psig Set Pressures @ -60°F min. / 406°F max.1/2" - 2-1/2" Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA

      $1,091.51

      Loginto your account