circle seal单向阀 220a-1pp aluminum teflon? 1/8 in female npt up to 8 psig
circle seal单向阀 259a-6pp aluminum buna n 3/4 in female npt 0.5 to 1 psig
circle seal单向阀 249a-6pp aluminum buna n 3/4 in female npt 2 to 4 psig
circle seal单向阀 259a-4pp aluminum buna n 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 249a-4pp aluminum buna n 1/2 in female npt 2 to 4 psig
circle seal单向阀 259a-2pp aluminum buna n 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 249a-2pp aluminum buna n 1/4 in female npt 2 to 4 psig
circle seal单向阀 259a-1pp aluminum buna n 1/8 in female npt 0.5 to 1 psig
circle seal单向阀 249a-1pp aluminum buna n 1/8 in female npt 2 to 4 psig
circle seal单向阀 232a-6pp aluminum viton? 3/4 in female npt 0.5 to 1 psig
