Uponor LF4575050 Female Adapter, 1/2 in, PEX x FNPT, Brass, Import

WIRLF4575050 MFG #: LF4575050
  • Country of Origin: US
  • Domestic/Import: Import
  • End Style: PEX x FNPT
  • Fitting/Connector Type: Adapter
  • Hex Size: 1 in
  • Length: 1.57 in
  • Manufacturer Name: Uponor
  • Material: Brass
  • Nominal Size: 1/2 in
  • Pressure Rating: 200 psi
  • Temperature Rating: 200 deg F
The ProPEX® Lead-free Brass Female Threaded Adapter connects Uponor PEX tubing to female NPT threads.1 Use these fittings in hot and cold domestic potable water systems or in any radiant heating system. One end of the adapter is manufactured with the Uponor ProPEX® Fitting for connections to Wirsbo hePEX™ tubing or Uponor AquaPEX® tubing. The other end of the adapter connects to copper. These adapters are safe for direct burial in soil.
  • Features and More


  • ASTM F877 specification for crosslinked polyethylene (PEX) plastic hot and cold-water distribution systems
  • ASTM F1960 specification for cold expansion fittings with PEX reinforcing rings for use with cross-linked polyethylene (PEX) tubing


  • PEX-a Plumbing Systems
  • Radiant Heating and Cooling Systems
  • Snow and Ice Melting Systems
  • Permafrost Protection Systems and Turf Conditioning Systems


  • Annex G
  • ANSI/NSF 14/61
  • ASTM F877/F1960
  • CAN/CSA B137.5
  • HUD MR 1269
  • ICC ESR 1099
  • UNS C69300