1/2" MNPT x 3/8" MNPT Stainless Steel Pipe Reducer – Male to Male NPT Adapter Fitting for Plumbing, HVAC, Air Compressor, Water Lines (1-Pack)

★★★★★ 4.3 82 reviews

US$2.40
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Management number 219091147 Release Date 2026/05/03 List Price US$2.40 Model Number 219091147
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Built to Last. Engineered for Performance. This 1/2" MNPT x 3/8" MNPT Stainless Steel Pipe Reducer delivers the durability and leak-free reliability professionals trust. Made from solid 304 stainless steel, it resists corrosion, high pressure, and extreme temperatures—making it ideal for tough environments like plumbing, HVAC, air compressor systems, water lines, and more. Designed with precise male-to-male NPT threads, this reducer ensures a secure, tight fit in any compatible setup. Whether you're connecting galvanized pipe, steel fittings, or threaded components in a home or commercial system, this compact adapter gets the job done. Perfect for contractors, repair techs, and DIY enthusiasts, this reducer installs quickly and maintains a lasting seal without hassle. ✔️ Material: 304 Stainless Steel ✔️ Thread Type: MNPT (Male National Pipe Thread) ✔️ Sizes: 1/2" Male NPT to 3/8" Male NPT ✔️ Use With: Water, air, oil, gas systems ✔️ Pack Size: 1-Pack Upgrade to a connection that holds — and keeps holding.

  • Premium Stainless Steel Construction - Crafted from solid 304 stainless steel for exceptional strength, corrosion resistance, and long-lasting durability in demanding environments like plumbing, HVAC, and compressed air systems.
  • Precision MNPT Threads - Engineered with accurate 1/2" MNPT x 3/8" MNPT male-to-male threading for a secure, leak-free connection—ideal for NPT-compatible pipes and fittings in residential, commercial, or industrial applications.
  • Versatile Application - Use in water, air, gas, and oil line systems. Perfect for HVAC installations, irrigation, air compressors, and plumbing upgrades. A go-to reducer fitting for contractors, maintenance pros, and DIYers.
  • High Pressure & Temperature Rated - Designed to withstand high pressures and extreme temperatures, this reducer performs reliably in heavy-duty setups without cracking, warping, or leaking under stress.
  • Single Pack for Quick Repairs - Includes 1 reducer fitting—great for small projects, urgent repairs, or stocking your tool bag. Also available in multi-pack variations for larger jobs or replacements.
UPC 850066969533
Size 1pk
Color Silver
Brand Name Windon Bay
Unit Count 1.0 Count
Item Weight 0.04 Kilograms
Thread Size 0.375 inch
Thread Type NPT
Manufacturer WINDON BAY
Model Number WB05-2209-SS
Material Type Stainless Steel
Connector Type Reducer
Exterior Finish Stainless Steel
Item Dimensions 1.3 x 0.8 x 0.8 inches
Included Components 1 x Stainless Steel Reducer Fitting
Manufacturer Part Number WB05-2209-SS

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4.3 out of 5
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