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WATTS 600 MAXIFLO - 1" - BRASS SILENT CHECK VALVE IPS LF - (0555177) - LF6001 - UPC 098268432879


Lead Free: YES - 1 In Lead Free Brass Silent Check Valve, Ptfe Seat


This 1 inch lead free Maxi-Flo check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system. It provides a silent operation with low pressure drop and can be installed horizontally or vertically. This valve consists of a lead free brass body, lead free brass check and adapter, conical lead free brass disc, and threaded end connections. The maximum working pressure rating is 400 psi (27.6 bar), WOG non-shock at minus 20 to 100 degrees F (minus 29 to 38 degrees C) and 15 psi (1 bar) WSP at 250 degrees F (121 degrees C).



  • Conical lead free brass disc
  • PTFE seat
  • Lead free brass body
  • Silent operation


Body Material Lead Free Cast Copper Silicon Alloy
Body Pattern Straight
Brand Name Watts
Disc Material Brass
Disc Type Conical
EANUCCCode 098268432879
Inlet Connection Size 1 IN
Inlet Connection Size-Metric 25 MM
Inlet Connection Type Female Threaded
Inlet Thread Type FPT
Lead Free YES
Maximum Operating Temperature-Celsius 38.00
Maximum Operating Temperature-Fahrenheit 100
Minimum Temperature - Celsius -29.00
Minimum Temperature-Fahrenheit -20
Outlet Connection Size 1 IN
Outlet Connection Type Female Threaded
Outlet Thread Type FPT
Part Number 0555177
Seat Material PTFE
Series LF600
WOG Rating 400 PSI

WATTS 600 MAXIFLO - 1" - Brass Check Valve IPS LF - (0555177)

SKU: 0555177