The STZ Industries 2-1/2 in. MIP Close Nipple is a compact, galvanized steel connector designed to join two 2-1/2 in nominal pipes in tight spaces. Built for durability and reliable performance, this lead-free close nipple is ideal for residential plumbing, irrigation runs, and light-duty piping projects where space is at a premium.
Key benefits
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Two MIP threaded ends at 2-1/2 in each provide quick, secure connections between pipes without adapters.
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Galvanized steel finish delivers corrosion resistance for indoor and outdoor applications, helping to extend service life in varying environments.
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Lead-free construction supports potable-water safety and regulatory compliance in residential setups.
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Compact 2-1/2 in length fits in tight spaces where longer nipples won’t
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High-temperature and pressure rating up to 230 psi and 400°F for versatile use in many piping systems.
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Bagged packaging keeps components organized and ready to use on the jobsite.
Specifications at a glance
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Product type: Close nipple
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Material: Steel
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Finish: Galvanized
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End 1 diameter: 2-1/2 in, End 1 type: MIP
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End 2 diameter: 2-1/2 in, End 2 type: MIP
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Length: 2-1/2 in
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Maximum pressure: 230 psi
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Maximum temperature: 400°F
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Lead content: Lead-Free
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Packaging: Bagged
Ideal applications
- Joining two segments of galvanized steel piping in confined spaces, basements, crawl spaces, or attics
- Repairs and quick replacements in residential water lines and irrigation systems
- Short, sturdy connectors for low-to-moderate pressure piping runs
Tips for installation and longevity
- Apply thread sealant tape (PTFE) to the male threads before assembly to minimize leaks.
- Use a wrench to snugly tighten the connection—avoid excessive force which can damage threads.
- Check alignment before final tightening to ensure a straight, leak-free joint.
- Inspect joints after the system is pressurized, and retighten if minor leaks are detected.
Designed for dependable, long-lasting performance, the STZ Industries 2-1/2 in. MIP Close Nipple delivers a precise, corrosion-resistant link between two 2-1/2 in MIP pipes. Whether you’re repairing an existing run or installing a new, compact pathway for water or irrigation, this lead-free, galvanized steel nipple provides a practical, professional-grade solution.
