Features

69 Series

• Field adjustable by simple removal of the hex-cap
• Metal to metal precision lapped seating
• Back pressure tested
• Ease of cleaning and maintenance with simple bonnet removal.
• Stainless steel springs
• Single piece – 100% leak free bonnet Features:

88/89 Series

• Precision lapped metal to metal seating
• Stainless steel springs
• Ruggedly constructed
• Closed seal hex cap or lift lever options
• Wide variety of inlet and outlet options
• Disk-guided seat provides quick, accurate and excellent re-seating
• Maximum temperature 406°F (208°C)

560/570 Series

• Designed for durability
• 6 orifices – 12 sizes of piping options
• Top guided seating and discharge
• Full nozzle, high-capacity levels
• Short, tuned blow-down with dual-ring technology
• Heavy duty hood and lever mechanism
• Standard 17-7 stainless steel springs

Applications

69Series:

• Include liquid by-pass, regulation, continuous relief and over-protection. Used on pumping stations, tanks, hydraulics, fluid / piping lines, oil fields, gas lines and more where a Liquid or Water Relief Valve is needed

88/89 Series:

• Over pressure protection on Pressure vessels, Piping systems, Tanks, Compressors, Dryers, Inter and After-coolers

560/570 Series:

• Steam Boilers, Air Compressors, Dryers, Receivers, Pressure Vessels, Piping Systems, Accumulators, Reducing Stations, Tanks, Inter/AfterCoolers, Cooking Equipment, Autoclaves, Sterilizers or wherever higher-capacity pressure protection or relief may be required