Meet the STZ Industries 1/8 in. MIP x 1/8 in. MIP Black Steel Nipple — a compact, dependable connector designed for tight spaces where precise, leak‑free threading matters. Crafted from rugged steel with a durable black finish, this 4-1/2 inch nipple is built to withstand everyday piping tasks in residential and light commercial setups. Best of all, it’s lead-free, helping you meet safety standards without compromising on performance.
Key specifications
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End connections: 1/8 in. MIP to 1/8 in. MIP (male pipe thread on both ends)
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Material: Steel
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Finish: Black oxide
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Length: 4-1/2 in.
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Maximum pressure: up to 188 psi
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Maximum temperature: up to 400°F
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Lead content: Lead-free
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Packaging: Bagged
Why this nipple matters
This nipple isn’t just another fitting. The dual 1/8" MIP threads ensure quick, secure connections in restricted-access lines where space is at a premium. The black steel finish provides a robust, corrosion‑resistant outer layer that stands up to daily wear, while the lead-free construction gives you confidence in both safety and reliability for plumbing, heating, and mechanical applications. With a generous 4-1/2" length, you get enough engagement for solid seals without unnecessary bulk.
Ideal use cases
- Small-diameter plumbing runs and accessory lines in residential projects
- HVAC and radiant floor heating hookups where space is tight
- Mechanical systems and instrument panels requiring two identical 1/8" MIP connections
- DIY repairs or temporary setups that demand quick, dependable threading
Installation and practical tips
To ensure a reliable seal, use a PTFE thread seal tape or pipe-joint compound appropriate for metal threads. Clean the threads before installation, and tighten to a snug, leak-free spec without over‑torquing. This nipple is designed for standard 1/8" MIP threaded connections, so verify compatibility with your existing fittings and follow local code requirements for pressure and temperature limits.
What sets STZ Industries apart
With a focus on practical, durable fittings, STZ Industries delivers a lead-free, steel nipple that performs in real-world conditions. The combination of a compact, dual MIP design, a robust black finish, and a clear 4-1/2" length makes this nipple a reliable choice for technicians and serious DIYers who value precision, safety, and long‑term resilience in small-thread piping.
