1/2″ Male x 1/4″ Female NPT Steel Bushing | Fire Sprinkler & Piping Systems

SKU
050BUSH025
This steel hex bushing uses a 1/2" (12.7 mm) male NPT thread connection to create a 1/4″ (6.4 mm) outlet. When installed, this hex bushing can withstand temperatures of up to 450F (232C).
$1.25
SKU Material Finish & Coating
050BUSH025 Galvanized Steel Black, Rust-Resistant, Zinc-Plated
Inlet x Outlet Length x Maximum Width Maximum Temperature
1/2" (12.7 mm) Male x 1/4" (6.4 mm) Female NPT 1 1/8″ x 7/8″ 450F (232C)
Taper Tapping Approvals and Listings Availability
3/4″ Per Foot (62 mm per meter) B1.20.1, ASME B16.3, ASME B16.14, ASTM B 633 (ASTM A 153), ASTM A395, ASME C1215 Usually Ships Within 48 Hours

 1/2″ Male x 1/4″ Female NPT Steel Hex Bushing

This galvanized steel hex bushing facilitates a connection between 1/2″ and 1/4″ NPT piping. Each steel hex bushing uses larger 1/2″ male NPT threads and smaller 1/4″ female NPT threads to connect piping of varying sizes or act as a reducer in a fire sprinkler system.

When installed, this hex bushing can withstand temperatures of up to 450F (232C). This 1/2″ x 1/4″ hex head bushing has been finished with an electrodeposited zinc coating per ASTM B633 to resist corrosion.

Where can I use this hex head bushing?

In accordance with NFPA 13, this 1/2″ threaded insert is compatible with any fire sprinkler system using 1/4″ steel piping to:

  • Make a change in the size of piping
  • Reduce the size of openings of fittings when standard fittings of the required size are unavailable

This hex head bushing may also be used in non-fire plumbing applications, including hot-water applications with temperatures as high as 450F (232C).

This 1/2″ x 1/4″ hex head bushing also meets a wide variety of manufacturing and installation standards, including:

  • NFPA 13 (section 6.4.7)
  • B1.20.1
  • ASME B16.3
  • ASME B16.14
  • ASTM B 633
  • ASTM A395
  • ASME C1215
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