One Quarter Inch And One Half Inch Pneumatic Diaphragm Check Valve For Fluid And Air Lines 150 Psi Heavy Duty High Purity 316L Stainless Steel EP For Semiconductor And Laboratory Use ABS Body With Nitrile Seal To Prevent Reverse Flow

Pneumatic Diaphragm Check Valve: 1/4 & 1/2 in, 150 psi
✔️ 1/4 and 1/2 in ports; ABS body; nitrile seal; 150 psi

This compact valve blocks reverse flow in both liquid and pneumatic lines. It's a common pick for laboratories, semiconductor tooling, and fluid systems where a reliable one-way path protects pumps and downstream processes.

✅ Port sizes: 1/4 in and 1/2 in (6.35 mm and 12.7 mm) connections
✅ Operating pressure: up to 150 psi (10.3 bar) maximum
✅ Material: ABS body with nitrile seal for fluid and air compatibility
✅ Flow direction: arrow shows proper installation to prevent reverse flow
✅ Applications: fluid lines and pneumatic systems in labs and semiconductor work

💡 What is a diaphragm check valve used for in fluid and air systems? This handy device blocks reverse flow to protect pumps and downstream components.

• Protects pumps from backflow and unwanted cycling
• Maintains system purity and pressure in labs
• Easy inline installation for various setups
• Suitable for liquids and compressed air lines