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Lasco 3/4 in Insert x 1/2 in Female NPT Reducing Adapter (PVC)

Lasco 3/4 in Insert x 1/2 in Female NPT Reducing Adapter (PVC)

Brand: PVC
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$4.44
$3.33
SKU 1436074

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Durable Lasco PVC reducing adapter designed for joining polyethylene tubing to threaded pipe. This reducing Insert-to-NPT adapter converts a 3/4 in barbed insert connection to a 1/2 in female NPT thread, making it ideal for irrigation, drip systems, and outdoor water lines. Manufactured to meet industry standards for potable and irrigation applications, the adapter provides a secure transition between flexible poly pipe and standard threaded fittings.

  • Material & Certification: Injection-molded PVC; meets ASTM D2609 and certified to NSF 14 and NSF 61 for potable water use.
  • Connections: 3/4 in insert (barbed) x 1/2 in female NPT; reducing adapter for connecting poly pipe to threaded fittings.
  • Performance: Rated to 200 psi maximum working pressure; temperature range 32–140°F (0–60°C) for typical irrigation service.
  • Dimensions & Fit: Compact footprint with overall length approximately 2.5 in; OEM part number 1436074 (Lasco).
  • Installation: Push the poly pipe onto the barbed insert and secure with a clamp sized for the tubing; use compatible thread sealant on NPT threads.

Use this adapter where a reliable, lead-free transition is required between flexible poly tubing and threaded pipe. Do not use with pressurized hot-water applications outside the listed temperature range. For replacement parts order using Lasco P/N 1436074 and confirm compatibility with your system before installation.

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Frequently Asked Questions

What connections and sizes does this adapter use?
3/4 in barbed insert to 1/2 in female NPT. Reducing adapter for poly pipe to threaded fittings.
Is this adapter certified for potable water use?
Yes — made of PVC and certified to NSF 14 and NSF 61 for potable water applications where permitted.
How should I install the insert end for a leak-free fit?
Push the poly pipe fully onto the barbed insert and secure with a properly sized clamp; apply thread sealant on NPT threads as needed.