110-40 (CPC4000) — 4 in. PVC IPS Compression Coupling, 10 in

Reliable PVC compression coupling designed for 4 in. IPS pipe (nominal). The 110-40 (CPC4000) couples two sections quickly without solvent welds, using a threaded compression nut and a sealed gasket to provide a secure, potable-water-compatible connection.

• Nominal size: 4 in. IPS (fits iron pipe size PVC)
• Material: Durable PVC body with molded white finish
• Length: 10 in. overall for easy alignment and repair
• Sealing system: Buna‑N or high-strength elastomer gasket (manufacturer dependent) for long-term leak resistance
• Threading: ACME-style compression cap threads for reliable engagement
• Pressure rating: Typically rated to 200 PSI at 73°F for full-service operation
• Certifications & use: NSF/UPC approvals and potable-water suitability on many manufacturer variants
• Applications: Repair, splicing, and system modifications in irrigation, waterworks, and general plumbing

Easy to install with common tools, this compression coupling provides a reversible, maintenance-friendly alternative to solvent-weld fittings. Choose the coupling for fast repairs, conversion to spigot ends, or where a non-permanent connection is preferred. Verify compatibility with your pipe schedule and local codes before installation.