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Home Plumbing Rough Plumbing Supplies Pipe Fittings Black Pipe Fittings 521-703HN 1/2IN BLACK UNION

521-703HN 1/2IN BLACK UNION

PART 643874
SUPPLIER B & K LLC
SUPPLIER PART # 521-703HN
RANK A
SHELF PACK 15
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About this item

The B&K Products 521-703HN is a compact and durable black iron union fitting designed to securely join two pipes while allowing for easy disassembly. This union is ideal for industrial and residential applications where strength and reliability are essential. Made from malleable black iron, it is not suitable for potable water systems but performs exceptionally well in transporting various non-potable fluids and gases.

Key Features

  • Type: 1/2-inch Female Iron Pipe (FIP) Black Iron Union
  • Material: Black Iron
  • Class: 150-lb malleable fittings
  • Seal: Relative softness of metal ensures a secure seal
  • Pressure Rating: Up to 500 PSI
  • Temperature Rating: Operates effectively at 150°F
  • Threading: ANSI/ASME B1.20.1 compliant threaded ends
  • Compliance: Meets ASTM and ASME standards

Applications

  • Lubricant, oil, and grease systems
  • Liquefied petroleum (LP) gas and fuel lines
  • Natural gases (nitrogen, oxygen, etc.)
  • Steam and diesel systems
  • DIY piping and structural projects

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Nominal Size 1/2 in
Color Black
Brand LDR Malleables
fittingType 1/2-in FIP Black Iron Union
material Black Iron
pressureRating 500 PSI
temperatureRating 150°F
standardsCompliance ANSI/ASME B1.20.1, ASTM and ASME standards
generalApplications Lubricant, oil, grease, LP gases, fuel, nitrogen, oxygen, steam, diesel, DIY projects
UPC Code 032888406674
Shelf Pack 15
Minimum Order Qty 1
Supplier Name B & K LLC
Supplier Short Name B & K /Mue
Supplier Address 1 2600 Elm Hurst Road
Supplier City Elk Grove Villa
Supplier State IL
Supplier Zip 60007
Country US
Supplier Email brett.merrick@colemanrussell.com
Supplier Url www.muellerindustries.com
Buyer Name Michael Heck
Supplier Phone (800) 782-2385
Supplier Fax (800) 421-7724
Our Customer Id 48813001
Return Policy Return to Wallace
Product Lines Valves, Faucets, Pipe Fittings
Rep Name Brett Merrick
Rep Address Rose Maria Lighthal l@ Factory
Rep Phone (800) 777-0270
Rep Cell (931) 510-7989
Rep Fax (205) 836-6528
Rep Email brett.merrick@colemanrussell.com
Rep Agency Coleman-Russell