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Backflow Preventers
Zurn Wilkins 3-350ASTBG 350AST Double Check Valve Assembly, 3 in Nominal, Flanged x Groove End Style, Non-Rising Stem Gate Valve/Butterfly Valve, 304L Stainless Steel Body, Dual Check Backflow, Domestic
Part #
4389
MFG #
3-350ASTBG
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Zurn Wilkins 3-350ASTBG 350AST Double Check Valve Assembly, 3 in Nominal, Flanged x Groove End Style, Non-Rising Stem Gate Valve/Butterfly Valve, 304L Stainless Steel Body, Dual Check Backflow, Domestic
Part #
4389
MFG #
3-350ASTBG
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Zurn Wilkins 3-350ASTBG 350AST Double Check Valve Assembly, 3 in Nominal, Flanged x Groove End Style, Non-Rising Stem Gate Valve/Butterfly Valve, 304L Stainless Steel Body, Dual Check Backflow, Domestic
Part #
4389
MFG #
3-350ASTBG
Item Features
Attributes
Documents
Item Features
Short lay length for small space installation.
Reliable performance and improved flow characteristics from patented compound check, allowing for installation in lower-pressure systems.
Ideal for any backflow replacement.
Lower maintenance costs from corrosion resistance of stainless body.
Lightweight design and short lay-length ensures easy, compact installation.
Butterfly valves with integral supervisory switches.
Attributes
Material
304L Stainless Steel
Size
3 in
Series
350AST
End Style
Flanged x Groove
Pressure Rating
175 PSI
Temperature Rating
140 deg F
Backflow Type
Dual Check
Port Type
Full
Media
Water
Dimensions
29-3/8 in L
Documents
4389_1287_Zurn_Wilkins_3_350ASTBG_Instruction_Installation_Manual.pdf
4389_1287_Zurn_Wilkins_3_350ASTBG_Specification_Sheet.pdf