The Alco Valves EC2NS is an EC Series check valve designed for high-pressure fluid control systems. Built entirely from durable stainless steel 316 for the body and piston, alongside a stainless steel spring and an HNBR90 O-ring seal, this component delivers reliable corrosion resistance and longevity in demanding environments. It features 1/4" NPT female ASME B1.20.1 connections on both the inlet and outlet. The valve handles a maximum operating pressure of 10,000psi (690 bar) at 38ºC and operates within a temperature range of -40ºC to 150ºC. It features a cracking pressure of 2-10 psi (6psi+/-4psi) and complies with NACE to MR 01-75 latest revision standards, making it suitable for severe sour service industrial applications requiring precise directional flow control.
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| Manufacturer | Alco Valves |
|---|---|
| Country | |
| Part number | EC2NS |
| Inner Code | 4252277 |
| Custom Code | 84813091 |
| Product type | EC Series Stainless Steel Check Valve |
|---|---|
| INLET | 1/4" NPT female ASME B1.20.1 |
| OUTLET | 1/4" NPT female ASME B1.20.1 |
| BODY MATERIAL | Stainless steel 316 |
| PISTON | Stainless steel 316 |
| SPRING | Stainless steel |
| SEAL | HNBR90 O-ring |
| MAX PRESSURE | 10,000psi (690 bar) @ 38ºC |
| TEMP RANGE | -40ºC TO 150ºC |
| CRACKING PRESSURE | 2-10 psi (6psi+/-4psi) |
| NACE | MR 01-75 LATEST REVISION |