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WATTS®
WATTS® 0383020 740 Pressure Relief Valve, 1-1/4 in Nominal, FNPT End Style, 30 psi Pressure, Iron Body
Superseded

Superseder Products

WATTS®: F383020

WATTS®

WATTS® 0383020 740 Pressure Relief Valve, 1-1/4 in Nominal, FNPT End Style, 30 psi Pressure, Iron Body

BrandWATTS®
MFR Part No0383020
TSCO Part Number429873

Warranty Length

  • Limited

Features

  • Automatic reseating
  • Seat located above drain water can't be trapped and sediment can't foul seat
  • Non-mechanical seat-to-disc alignment will not stick or freeze
  • Water seal of high temperature resisting material isolates spring working parts from water during relief
  • Nonmetallic disc-to-metal seating
  • The discharge line must be the same size as the valve outlet, and must pitch downward from the valve to a safe place for disposal
  • Valve lever must be tripped at least once a year to ensure that waterways are clear, This device is designed for emergency safety relief and shall not be used as an operating control

Standard Approvals

  • ASME Section IV
  • MIL-V-18634B
  • PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.