Meet the Smith-Cooper 1-1/2 in. MPT Stainless Steel 6 in. L Nipple—a sturdy, corrosion-resistant conduit for reliable plumbing and industrial connections. Crafted for durability, this nipple features two 1-1/2 in MPT threaded ends and a precise 6-inch length to simplify mid-run adjustments and reduce the number of joints in longer runs.
Built from high-quality stainless steel, it stands up to moisture, humidity, and challenging environments where standard materials may falter. The lead-free construction aligns with safety standards for potable water applications, giving you peace of mind in everyday use and long-term reliability.
Key specifications
-
Material: Stainless Steel
-
Ends: two 1-1/2 in MPT threaded ends
-
Length: 6 inches
-
Maximum Pressure: 300 psi
-
Lead Content: Lead-free
-
Packaging: Bagged
-
Brand: Smith-Cooper
Ideal use cases
- Residential and commercial plumbing where a longer nipple reduces the number of joints and potential leak points.
- Potable water installations that require corrosion resistance and a lead-free solution.
- HVAC and light industrial piping where 1-1/2" MPT connections and a 6" run fit the system layout.
- Repairs or retrofits in existing lines that call for a robust stainless steel intermediary between components.
Why this matters
-
Durability under pressure: With a 300 psi rating, this nipple handles typical high-demand piping scenarios without compromising integrity.
-
Corrosion resistance: Stainless steel offers superior resistance to rust and corrosion compared to galvanized or brass in moist environments.
-
Fewer joints, faster installs: The 6-inch length minimizes the number of connections, helping reduce installation time and potential leak points.
-
Lead-free for safety: Suitable for potable water systems, providing confidence in everyday use and compliance with safety expectations.
Installation tips
- Prepare threads with a suitable pipe thread sealant or PTFE tape rated for stainless steel connections. Apply evenly and avoid excess.
- Thread by hand to align, then tighten with a wrench just enough to create a solid seal—avoid overtightening, which can damage threads.
- Ensure the mating fittings are compatible with 1-1/2 in MPT dimensions to maintain proper sealing and fit.
Whether you're upgrading aging piping, planning a new installation, or performing a precise retrofit, the Smith-Cooper 1-1/2 in. MPT Stainless Steel 6 in. L Nipple delivers dependable performance, enduring strength, and peace of mind for your piping projects. Add it to your cart to secure a robust, long-lasting connection in your next build.
