The NIBCO® cast iron sliding disc check valve is wafer style to fit between standard flanges. Wafer checks may be installed in horizontal positions (or vertical with flow moving up). 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 and industrial applications. NIBCO® 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

NLN20XD N/A 039923327055 N/A 2 N/A W -- Wafer N/A W910W-LF/W960W-LF 2 WFR SILENT CK C.I. N/A Non-Manual
NLN20XE N/A 039923327079 N/A 2 1/2 N/A W -- Wafer N/A W910W-LF/W960W-LF 2 1/2 WFR SIL CK C.I. N/A Non-Manual
NLN20XF N/A 039923327093 N/A 3 N/A W -- Wafer N/A W910W-LF/W960W-LF 3 WFR SILENT CK C.I. N/A Non-Manual
NLN20XH N/A 039923327116 N/A 4 N/A W -- Wafer N/A W910W-LF/W960W-LF 4 WFR SILENT CK C.I. N/A Non-Manual
NLN20XJ N/A 039923327130 N/A 5 N/A W -- Wafer N/A W910W-LF/W960W-LF 5 WFR SILENT CK C.I. N/A Non-Manual
NLN20XK N/A 039923327147 N/A 6 N/A W -- Wafer N/A W910W-LF/W960W-LF 6 WFR SILENT CK C.I. N/A Non-Manual
NLN20XL N/A 039923327154 N/A 8 N/A W -- Wafer N/A W910W-LF 8 WAFER SILENT CK CAST IRON N/A Non-Manual
NLN20XM N/A 039923327178 N/A 10 N/A W -- Wafer N/A W910W-LF 10 WAFER SILENT CK CAST IRON N/A Non-Manual
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