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10691 Series Relief & Back Pressure Valve
Brand: Watson McDanielThe 10691 Series Back Pressure & Relief Valves relieve upstream pressure in a variety of processes. The 10691 Series has a soft elastomeric disc for tight shut-off. These valves automatically maintain desired maximum pressure in a vessel or system by relieving excess pressure into lower pressure return line or to atmosphere.
Ideally suited for use as pump bypass control valve by maintaining constant pump discharge pressures. Used as a continuously operating valve or for protection against intermittent overpressure conditions.
Features- Four Springs - Easily interchanged to cover pressures from psig: 1 to 300 (kPa: 6.895 to 2,068, bar: 0.06 to 20.68)
- Heavy-duty bronze valve body
- 10691 Series has EPDM Seat for tight shut-off (1/2" to 1")
Specifications
Brand
Disc Material
- EPDM
- Teflon
- Viton
Enclosure, Body Material
- Bronze
Media
- Liquids
NPT Connection
- 1” NPT
- 1/2” NPT
- 3/4” NPT
Pressure Range
- Spring Range - psi: 1 to 300 (kPa: 6.89 to 2,068, bar: 0.06 to 20.68)
Seat / Seal Material
- Seat: Bronze
Supply Pressure
- Maximum