Watts Pressure Regulator Series N55B
Series N55B (11/4" - 2") Water Pressure Reducing Valves
Models
N55B : NPT threaded female inlet x NPT female outlet
N55BU : NPT threaded union inlet x NPT female outlet
N55BU-S : Solder union inlet x NPT female outlet
N55BDU : Double Union NPT threaded union female inlet and outlet
N55BDU-S : Double Union Solder union inlet and outlet
Options add Suffix:
G Gauge tapping
GG Gauge tapping and 160psi (11.0 bar) gauge
- Bronze body construction
- Ideal for residential and commercial applications
- Sealed spring cage on all models for waterworks pit installations
- Water savings up to 30%? (see below)
Specifications
- Temperature Range: 33∞F ñ 180∞F (0.5∞C ñ 82∞C)
- Maximum Working Pressure: 300psi (20.7 bar)
- Adjustable Reduced Pressure Range: 25 ñ 75psi (172 ñ 517 kPa)
- Standard Reduced Pressure Setting: 50psi (345 kPa)
Features
- Bronze cage
- Double union inlet & outlet connections
- Integral stainless steel strainer
- Thermoplastic seat
- Bronze body construction
- Serviceable in line
- Bypass feature controls thermal expansion pressure
- Sealed spring cage on all models for waterworks pit installations
Standards
Meets requirements of ASSE Standard 1003 (ANSI A112.26.2); CSA Standard B356; and listed by IAPMO.
