Smith-Cooper 1-1/4 in. MPT Stainless Steel 4 in. L Nipple is engineered for reliability where durable pipe connections matter. This lead-free stainless steel nipple provides a robust bridge between NPT fittings in plumbing, HVAC, irrigation, and industrial piping projects. Measuring 4 inches in length with two 1-1/4 in MPT threaded ends, it delivers a solid seal and smooth flow in demanding environments.
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Connectivity: Dual 1-1/4 in MPT (male pipe thread) ends for straightforward installation with standard female NPT fittings.
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Material and safety: Stainless steel construction ensures corrosion resistance, longevity, and lead-free composition for potable water applications.
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Pressure handling: Rated up to 300 psi, suitable for typical residential and light commercial piping systems.
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Size and fit: 4 inch overall length, 1-1/4 inch end diameter, precise for space-constrained runs.
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Packaging: Bagged packaging helps protect the nipple during shipping and stocking.
Practical applications and tips: Use with compatible female NPT fittings and sealant rated for stainless steel to prevent leaks. Clean threads before installation, apply a suitable thread sealant, and avoid over-tightening. For long runs or higher-pressure setups, support the nipple to minimize stress at joints and extend service life.
This nipple is an excellent choice for plumbers, contractors, and DIY enthusiasts working on water lines, radiant heating, or irrigation systems who value a lead-free, corrosion-resistant connection that stands up to the elements—and the test of time.
