circle seal单向阀 k220t-6pp 303 stainless steel teflon? 3/4 in female npt up to 8 psig
circle seal单向阀 k220t-4pp 303 stainless steel teflon? 1/2 in female npt up to 8 psig
circle seal单向阀 k220t-3pp 303 stainless steel teflon? 3/8 in female npt up to 8 psig
circle seal单向阀 k220t-2pp 303 stainless steel teflon? 1/4 in female npt up to 8 psig
circle seal单向阀 k220t-1pp 303 stainless steel teflon? 1/8 in female npt up to 8 psig
circle seal单向阀 262a-6pp aluminum ethylene propylene 3/4 in female npt 2 to 4 psig
circle seal单向阀 262a-4pp aluminum ethylene propylene 1/2 in female npt 2 to 4 psig
circle seal单向阀 262a-2pp aluminum ethylene propylene 1/4 in female npt 2 to 4 psig
circle seal单向阀 262a-1pp aluminum ethylene propylene 1/8 in female npt 2 to 4 psig
circle seal单向阀 253a-6pp aluminum neoprene 3/4 in female npt 0.5 to 1 psig
