ARITA UL/FM Fire Protection NRS Gate Valve - Flange x Mechanical Joint

The ARITA NGA-32FM Series is a UL listed and FM approved resilient seat gate valve for fire protection water service. It is designed for sprinkler, standpipe, and fire main systems where a dependable listed gate valve is required.

This listing is for the NRS Flange x Mechanical Joint. Sizes 2" to 12" are rated 300 PSI, while sizes 14" to 24" are rated 250 PSI.

Features

• UL listed and FM approved for fire protection systems.
• Resilient seated EPDM-coated ductile iron wedge for bubble-tight closure.
• Full port waterway to minimize flow restriction.
• Fusion bonded epoxy coated body and bonnet for corrosion resistance.
• Two factory-plugged NPT tapping bosses.
• Suitable for use with wall indicator posts and underground indicator posts where applicable.

Technical Specifications

Brand: ARITA Fire Solutions
Model: NGA-32FM Series
Product Type: NRS Resilient Seat Gate Valve
Connection: Flange x Mechanical Joint
Certification: UL Listed / FM Approved
Size Range: 2" to 24"; available sizes may vary by listing
Pressure Rating: 2" to 12": 300 PSI; 14" to 24": 250 PSI
Temperature Range: 32°F to 140°F
Design Standard: AWWA C509 / AWWA C515
Flange Standard: ASME B16.1 Class 125 / ASME B16.42 ANSI 150 where applicable
Groove Standard: AWWA C606 where applicable
Mechanical Joint Standard: AWWA C153 / A21.11 where applicable
Epoxy Coating: AWWA C550
Fire Protection Standards: NFPA 11, 13, 14, 15, 16, 20, 22, and 24

Material Specifications

Body / Bonnet: Ductile Iron ASTM A536 Grade 65-45-12
Body / Bonnet Coating: Fusion Bonded Epoxy Resin
Stem: Stainless Steel 304
Wedge: EPDM Coated Ductile Iron
Packing: PTFE
Gasket / O-Ring: EPDM Rubber
Stem Nut: Bronze ASTM B62
Bolts, Nuts, and Plugs: Stainless Steel 304

Applications

• Fire sprinkler systems
• Standpipe systems
• Fire pump rooms and riser assemblies
• Underground and aboveground fire protection mains
• Commercial and industrial fire protection piping

Resources

Wall Indicator Post 2"-12"
Underground Indicator Post 2"-12"
Submittal Sheet Arita NGA32-NRS Gate Valve
IOM for NGA32 Gate Valve