DIENIPI MFG #: 301-503
  • Brand: Jones Stephens™
  • Size A: 3/4 Inch
  • Size B: 3/4 Inch
  • End Connection: Male Threaded x Male Threaded
  • Material: Steel
  • Applicable Standard: ISO 9002
  • Application: Commercial, Hydronic Heating
  • Finish: Galvanized
  • Features and More


  • Plastic Lined Nipple is Ideal for Connecting Two Dissimilar Pipe and Fitting Materials, Such as Red Brass or Bronze, with Black and Galvanized Steel or Malleable Iron
  • Designed to Reduce Galvanic and Stray Current Corrosion by Isolating the Dissimilar Connection from the Media Flow
  • Durable, Welded Schedule 40 Nipple and PEX Plastic Liner are Permanently Bonded Together
  • The PEX Liner's Edge Extends onto the Front Edge of the Nipple's Ends, Assuring Complete Isolation from the Water at the Connection