circle seal单向阀 h232b-4pp brass viton? 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 h232b-2pp brass viton? 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 264s-1pp carbon steel fluorosilicone 1/8 in female npt 0.5 to 1 psig
circle seal单向阀 264b-2pp-0.15 brass fluorosilicone 1/4 in female npt 0.15 psig
circle seal单向阀 224a-1pp aluminum silicone 1/8 in female npt 0.5 to 1 psig
circle seal单向阀 224s-16pp carbon steel silicone 2 in female npt 0.5 to 1 psig
circle seal单向阀 224s-12pp carbon steel silicone 1 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 224s-10pp carbon steel silicone 1 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 224s-8pp carbon steel silicone 1 in female npt 0.5 to 1 psig
circle seal单向阀 224s-6pp carbon steel silicone 3/4 in female npt 0.5 to 1 psig
