4 Pieces One Quarter Inch Male Air Compressor Pressure Relief Valve And Drain Release Valve NPT Brass Safety Check Valves Set Pressure 150 PSI For Daily Use Replacement And Maintenance Of Air Line Systems

Four-Pack 1/4 in Brass Air Relief & Drain Valves Set
✔️ Four 1/4 in NPT brass relief valves, preset at 150 PSI

These brass air compressor relief valves are designed for standard air lines and maintenance tasks. They provide a reliable, handy way to release excess pressure or drain condensate on your system, making daily upkeep easier in shops or garages.

✅ 4 pieces of 1/4 inch NPT brass air valve set
✅ Brass body for durability in tough shop environments
✅ Preset relief valve at 150 PSI with 178 CFM flow
✅ Temperature range -65°F to +250°F for wide use
✅ Per-valve weight ~65 g; set total around 260 g (approx)
✅ Packaging size 150 mm × 100 mm × 19 mm (5.91" × 3.94" × 0.75")

💡 What is a pressure relief valve used for in air compressor systems? This handy safety feature helps keep lines safe and equipment protected. - Maintains safe operating pressure up to 150 PSI - Quickly releases excess pressure to prevent damage to hoses and components - Prevents vacuum conditions during shutdown - Brass construction resists corrosion in typical shop environments