The cast iron check valve features flanged end connections for easy installation. The swing check valve includes a renewable rubber disc and bronze seat ring. Swing checks may be installed in horizontal positions (or vertical with flow moving up). The check valve is recommended for automatic fire sprinkler systems and is UL/ULC listed and FM approved. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® check valves, for the most specified, versatile and economical valve option in commercial, mechanical, fire protection and industrial applications. NIBCO® check valves are backed by the NIBCO 5-year 125% limited warranty.
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Material Number

UPC Code

Valve Size

Connection Type

Description

Turns/Operation

NHDX00E N/A 039923702487 N/A 2 1/2 N/A F -- Flanged N/A F908W 21/2 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00F N/A 039923702494 N/A 3 N/A F -- Flanged N/A F908W 3 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00H N/A 039923702500 N/A 4 N/A F -- Flanged N/A F908W 4 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00J N/A 039923702517 N/A 5 N/A F -- Flanged N/A F908W 5 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00K N/A 039923702524 N/A 6 N/A F -- Flanged N/A F908W 6 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00L N/A 039923702531 N/A 8 N/A F -- Flanged N/A F908W 8 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00M N/A 039923702548 N/A 10 N/A F -- Flanged N/A F908W 10 FLG UL/FM CK CAST IRON N/A Non-Manual
NHDX00N N/A 039923702555 N/A 12 N/A F -- Flanged N/A F908W 12 FLG UL/FM CK CAST IRON N/A Non-Manual
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