The M750C31 Coupling is a precision-engineered 1.5\\” IPS steel compression fitting designed for use in LP and natural gas distribution systems. Rated for SDR 11 polyethylene pipe with a 0.173\\” wall thickness, this coupling ensures a secure, leak-resistant connection for both underground and above-ground gas line installations.
Built from durable steel, the M750C31 offers long-lasting performance and corrosion resistance in demanding conditions. Its compression-style connection eliminates the need for fusion, making it a reliable choice for residential, commercial, and industrial gas service projects.
Key Features & Benefits
✔ Compression Steel Construction – Heavy-duty body supports high-pressure gas distribution.
✔ IPS-to-IPS Fit – Compatible with 1.5\\” SDR 11 polyethylene gas pipe.
✔ Wall Thickness: 0.173\\” for SDR 11-rated performance.
✔ Industry Compliant – Meets ASTM D2513 and DOT Part 192 for natural gas systems.
Ideal Applications
✅ Residential and commercial gas lines
✅ Underground LP and natural gas distribution
✅ Municipal and utility gas supply networks
✅ Industrial pipeline connections
Why Choose the M750C31 Coupling?
✔ Trusted for reliable, leak-proof gas line connections
✔ Built from corrosion-resistant steel
✔ No fusion tools required – easy installation
✔ Fully compliant with natural gas installation standards
Enhance your gas line system with the M750C31 1.5\\” Compression Coupling – built for durability, safety, and secure performance in every application.
Specifications
| Specification | Details |
|---|---|
| Part Type | Compression Coupling |
| Series | M750C |
| Inlet Connection | 1.5\\” IPS |
| Outlet Connection | 1.5\\” IPS |
| Wall Thickness (PE) | 0.173\\” |
| Material | Steel |
| Product Line | Plumbing |
| Product Class | 112 |
| Commercial Category | LP/Natural Gas |
| Commercial Sub Category | Couplings |
| Commercial Style | 750PP Series |



