"The P5050TP check valve allows air to flow through it in only one direction, preventing air backflow from receiver to compressor. U.S.A. Max. PSI 450, Material Type Brass, Application Check valve, Compatible With Compressed air, Size in. 1/2, Max. Temperature F 400. 1-pc. brass construction Stainless Steel Springs with glass-filled fluoropolymer poppets 1/8in. tapped plugged port 450 max. PSI 20 SCFM 3in. height 1in. hex 5.5 oz."
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