Zurn 3G-OTH-439810 — Technical Specifications

Name: Zurn 3G-OTH-439810 ZURN Double Check Backflow Preventer: 350AST, 2 1/2 in Pipe Size, Flange x Flange, 33°F – 140°F (MPN 212-350AST). Key specifications — Shut-Off Valve Type: NRS Gate Valve; Connection Type: Flange x Flange.
Brand: Zurn

The ZURN 350AST is a double check backflow preventer with a 2 1/2 in pipe size and flange x flange connections. It features an NRS gate valve shut-off type and is designed for operating temperatures from 33°F to 140°F (MPN 212-350AST).

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Technical Specifications

Parameter	Value
Type	Flange x Flange, 33°F – 140°F
Pipe Size	2 1/2 in
Connection Type	Flange x Flange
Shut-Off Valve Type	NRS Gate Valve
Manufacturer Part Number	212-350AST