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Models 264, 265, 266, 267, 264P, 265P, 266P, 267P
Non-Code Liquid Relief, ASME Section VIII, Air/Gas and Steam, National Board Certified.

Model Descriptions

  • Model 264: CS housing with 316 SS trim (nozzle and disc), SS spring. Pressure-tight cap.
  • Model 265: Same as Model 264 except high-temperature alloy spring.
  • Model 266: Same as Model 264 except all 316 SS materials.
  • Model 267: Same as Model 266 except high-temperature alloy spring.
  • Model 264P: Same as Model 264 with pressure-tight packed lift lever.
  • Model 265P: Same as Model 265 with pressure-tight packed lift lever.
  • Model 266P: Same as Model 266 with pressure-tight packed lift lever.
  • Model 267P: Same as Model 267 with pressure tight packed lift lever.

Pressure and Temperature Limits

  • Models 264, 266: 4 to 3300 psig -20° to 550°F
  • Models 265, 267: 4 to 3300 psig -20° to 750°F
  • Maximum back pressure 400 psig.

Applications

  • Protection of pumps, compressors, pressure vessels or systems handling corrosive fluids or vapors at high pressure and/or temperature.
  • Sentinel (warning) on steam equipment.

Options
No Options Available

Features and Benefits

  • Top-guided design offers high capacity with .110 in 2 orifice area.
  • Ball bearing pivot between disc and spring corrects misalignment and compensates for spring side thrust.
  • Every valve 100% tested/inspected for pressure setting and leakage.
  • Standard outlet with 1-inch Female NPT.
  • Available with soft seats
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