L500 Series Relief Valves

L500 Series Low Pressure Relief Valve

Features

  • Accurate cracking pressure
  • Eliminates sticking
  • In-line or vent to atmosphere with deflector cap
  • Adjustable cracking pressure
  • Zero leakage
  • Optional factory preset

Technical Data

  • Body Materials

    • Brass
    • 316 Stainless Steel

  • O-ring Materials

    • Buna N
    • Ethylene Propylene
    • Kalrez®
    • Neoprene
    • Silicone
    • Viton®

  • Spring Materials

    302 Stainless Steel

  • Cracking Pressure

    0.2 psig to 15 psig

  • Operating Pressure

    0 to 25 psig (1.72 BAR)

  • Inline Valve Proof Pressure

    37.5 psig (2.59 BAR)

  • Inline Valve Burst Pressure

    Above 100 psig (6.89 BAR)

  • Temperature Range

    −70° F to +550° F (−57° C to +288° C)
    Based on O-ring material

  • Connection Sizes

    1/4″–1/2″

  • Orifice Size

    0.281″


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