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Brass fitting with G(F) and NPT(M) markings on a white background
Technical drawing and diagram of a plumbing fitting with dimensions and specifications.
Brass fitting with G(F) and NPT(M) markings on a white background
Technical drawing and diagram of a plumbing fitting with dimensions and specifications.

G Thread (Metric BSPP) Female to NPT Male Adapter - Lead Free (2 1/2" x 2 1/2")

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$89.95 USD $119.99 USD /
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2 1/2" G Thread BSPP Female to NPT Male Adapter – Lead-Free Brass Fitting

Make your plumbing conversions seamless with our 2 1/2" G Thread BSPP Female to NPT Male Adapter. Built for performance, this lead-free brass adapter is engineered to connect 2 1/2-inch BSPP (G Thread) female fittings to 2 1/2-inch NPT male threads. Whether you're managing a complex hydraulic setup or a simple plumbing fix, this adapter guarantees precision, durability, and leak-free results.

New and Enhanced Features:

  • ✅ Built-in Washer Included – G Threads don’t usually require washers, but we’ve added one for an optional tighter seal when needed.
  • 🔩 High Working Pressure – Rated for up to 230 psi, this adapter holds strong under demanding conditions.
  • 🌡️ Wide Temperature Range – Operates smoothly from -65°F to +250°F, ideal for extreme environments.

Key Benefits:

  • 🔧 Versatile Compatibility – Converts metric BSPP female to NPT male thread systems, perfect for international and industrial setups.
  • 💪 Durable Lead-Free Brass – Corrosion-resistant and safe for potable water systems.
  • 🧰 Quick & Easy Installation – Screw-in design fits securely and works for pros or DIY users.
  • 🎯 Precision Engineering – Parallel G Threads and tapered NPT threads ensure a reliable, secure seal.

Specifications:

  • Size: 2 1/2" BSPP (G Thread) Female x 2 1/2" NPT Male
  • Material: Lead-Free Brass
  • Max Pressure: 230 PSI
  • Temperature Range: -65°F to +250°F
  • Install Type: Screw-In
  • Item Weight: 24 oz
  • Dimensions: 3 x 3 x 2 inches
  • Finish: Brass
  • Part #: CSSL56162558

Included in the Box:

  • 2 1/2" BSPP to NPT Adapter
  • Optional sealing washer

Whether for residential plumbing, industrial piping, or hydraulic systems, the 2 1/2" G Thread BSPP Female to NPT Male Adapter delivers unmatched reliability and performance. Shop with Cascada Showers for fittings built to last.

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