Aladco 501201 1/8" NPTF Pneumatic Non-Return Check Valve

Compact, high‑reliability non‑return (check) valve designed to prevent reverse airflow in pneumatic circuits. The 501201 features a rugged aluminum body, integrated push‑to‑connect fittings, and is engineered for safety‑critical applications where trapped air must be securely contained. Technical Specifications: Model: 501201 Brand: Aladco Product Type: Pneumatic non‑return check valve Port Size: 1/8" NPTF Body Material: Anodized aluminum (blue finish) Function: Prevents reverse flow; traps air in downstream devices Warning Label (visible): “THIS VALVE TRAPS AIR IN DEVICES; ACCIDENTAL RELEASE OF TRAPPED AIR OR FAILURE TO RELIEVE TRAPPED AIR MAY BE HAZARDOUS.” Connections Installed: Four push‑to‑connect pneumatic fittings (visible) Mounting: Two mounting holes on body (visible) Application: Safety retention of air pressure, industrial pneumatic locking, actuator position holding Country of Manufacture: USA Please review pictures carefully and let us know if you have any questions!