circle seal单向阀 h220t-2pp 303 stainless steel teflon? 1/4 in female npt 8 psig
circle seal单向阀 h259t-6pp 303 stainless steel buna n 3/4 in female npt 0.5 to 1 psig
circle seal单向阀 h249t-6pp 303 stainless steel buna n 3/4 in female npt 2 to 4 psig
circle seal单向阀 h259t-4pp 303 stainless steel buna n 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 h249t-4pp 303 stainless steel buna n 1/2 in female npt 2 to 4 psig
circle seal单向阀 h259t-2pp 303 stainless steel buna n 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 h249t-2pp 303 stainless steel buna n 1/4 in female npt 2 to 4 psig
circle seal单向阀 h232t-6pp 303 stainless steel viton? 3/4 in female npt 0.5 to 1 psig
circle seal单向阀 h232t-4pp 303 stainless steel viton? 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 h232t-2pp 303 stainless steel viton? 1/4 in female npt 0.5 to 1 psig
