The Anderson Metals 1/4 in. MPT x 1/4 in. MPT Red Brass Nipple, 3 in. long, is built to deliver dependable, leak-free connections in tight spaces where durability matters. Designed with red brass, this nipple blends strength with corrosion resistance, making it a solid choice for threaded piping applications that demand long-term reliability. Why this red brass nipple stands out
- Dual MPT ends: Both ends are 1/4 in. Male Pipe Thread (MPT), enabling straightforward splicing between like fittings without adapters.
- Perfect length for tight runs: At 3 inches, this nipple provides enough overlap to ensure a secure seal while fitting cleanly into compact configurations.
- Potable-water-friendly construction: Lead content is less than 0.25%, aligning with modern potable water standards and helping you meet safety requirements in residential and light commercial projects.
- Broad material compatibility: Suitable for use with brass, copper, and iron piping systems, making it versatile for mixed-material installations and repairs.
- ANSI-certified reliability: ANSI certification reinforces confidence in material quality and manufacturing standards, so you know you’re getting a dependable component. Key specifications at a glance
- End 1 diameter/type: 1/4 in. MPT
- End 2 diameter/type: 1/4 in. MPT
- Length: 3 in.
- Material: Red brass
- Lead content: <0.25%
- Maximum temperature: 250°F
- ANSI certified: Yes
- Compatible pipe materials: Brass, Copper, Iron
- Color/finish: Red
- Product type: Nipple
- Brand: Anderson Metals Ideal use cases and scenarios
- Quick repairs and rebuilds of small-diameter water lines where space is at a premium.
- Connecting two 1/4 in. threaded lines in hydronic heating, domestic cold water, or radiant systems where brass fittings are preferred for their durability.
- Mixed-material installations that involve copper, iron, or brass components, reducing the need for additional adapters.
- Retrofits in compact utility spaces, basement plumbing, or crawlspaces where lead-free compliance and temperature tolerance are important. Practical installation tips
- Prepare threads with appropriate sealant: apply a suitable pipe joint compound or PTFE tape (3–4 wraps) in the direction of tightening to ensure a watertight seal.
- Align carefully: Start by hand to avoid cross-threading, then snugly tighten with a wrench until the seal is secure—avoid overtightening to prevent threading damage.
- Surface cleanliness: Ensure threads are clean and free of debris before installation to maximize seal integrity and threading longevity.
- System checks: After installation, perform a pressure test or leak check to confirm a proper seal and reliable performance in the intended application. What problems this solves
- Eliminates the need for awkward adapters by offering a clean, direct 1/4 in. MPT to 1/4 in. MPT connection.
- Supports safe, compliant installations where lead content and material compatibility matter for potable-water and mixed-material piping projects.
- Provides a compact, durable solution for tight spaces where standard longer nipples won’t fit, while still delivering robust performance under typical residential operating conditions (up to 250°F). In short, this red brass nipple from Anderson Metals delivers precise threading, reliable performance, and compatibility across common piping materials, all in a compact 3-inch form. It’s a purpose-built connector for plumbers and homeowners tackling small-diameter piping tasks with confidence and clarity.
