One Quarter Inch And One Half Inch Pneumatic Diaphragm Check Valve, 150 PSI, High Purity ABS Body With Nitrile Seal, Universal Design For Semiconductor And Laboratory Fluid Systems, Prevents Reverse Flow In Water And Air Lines

Pneumatic Diaphragm Check Valve 1/4 & 1/2 in ABS
✔️ 150 psi max, ABS body, nitrile seal, VCR male, 1/4 & 1/2 sizes

This compact pneumatic diaphragm check valve prevents reverse flow in water and compressed air lines. Designed for semiconductor labs and precision fluid systems, it uses a high-purity ABS body and nitrile seal for reliable operation.

✅ Sizes: 1/4" (6.35 mm) and 1/2" (12.7 mm) quick-connects
✅ End connection: VCR male
✅ Working pressure: 150 psi max
✅ Body material: ABS high purity
✅ Seals: Nitrile (NBR) seal
✅ Applications: stops reverse flow and protects pumps in labs and semiconductor systems

💡 What is a pneumatic diaphragm check valve used for in precise lab fluid and semiconductor systems?

It provides backflow protection and helps protect pumps in clean environments. Handy for keeping streams steady and preventing pump cycling in critical setups.

• Backflow prevention in water and compressed air lines
• Protects pumps from reverse flow and rapid cycling
• Easy installation with 1/4" and 1/2" options
• Ideal for cleanrooms, labs, and semiconductor fluid systems