Discover What The Pros Know Since 1954

Send Print
  1. pin-int

Southland® 521-343

Mueller® 521 Reducing Pipe Coupling, 3/4 x 1/2 Inch, NPT, 350 psi WOG, Malleable Iron, Black Oxide, 150 deg F

  • Manufacturers: Mueller Industries
  • Brand Name: Southland®
  • CPEPN: 3412BRED
  • MPN: 521-343
  • UPC: 032888362512
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Availability: loading
  • Check Branch and Showroom availability

Mueller® 521 Reducing Pipe Coupling, 3/4 x 1/2 Inch, NPT, Class 150, 350 psi WOG Working, ASTM A197 Malleable Iron, Black Oxide, ASME B16.3/B16.14/B16.39, 150 deg F

Series      :      521
Nominal Size      :      3/4 x 1/2 Inch
End Style      :      NPT
Pressure Class      :      Class 150
Working Pressure      :      350 psi WOG
Material      :      Malleable Iron
Material Specification      :      ASTM A197
Finish      :      Black Oxide
Industry Standards      :      ASME B16.3/B16.14/B16.39
Temperature Rating      :      150 deg F
  • Keep products away from corrosive environment both inside and outside
  • Kept free from moisture during transport and storage
  • They work under normal conditions of temperature and pressure should not be subjected to temperatures below 20 deg F
  • They are used for conveying water, gas, air (in non-corrosive environments)

Standard/Approvals: cUL Listed, FM Approved

Application: Air, Gas and Water

  • pdfBrochure https://www.cpesupply.com//ASSETS/DOCUMENTS/ITEMS/EN/Mueller_521-376_Brochure.pdf
  • pdfCatalog https://www.cpesupply.com//ASSETS/DOCUMENTS/ITEMS/EN/Mueller_520-753_Catalog.pdf

    • Southland® 520-604
    • Southland® 520 Pipe Tee, 3/4 Inch, NPT, 300 psi WOG, Malleable Iron, Black Oxide, 150 deg F

    • CPEPN: 34BTEE
    • MPN: 520-604
    • UPC: 032888362246
    • Southland® 520-603
    • Southland® 520 Pipe Tee, 1/2 Inch, NPT, 300 psi WOG, Malleable Iron, Black Oxide, 150 deg F

    • CPEPN: 12BTEE
    • MPN: 520-603
    • UPC: 032888362239