NBG型接頭規格表. 型號, 規格, 內徑(mm), A (mm), B (mm), C (mm). NBG-03, 3/8", 11.0, 27.0, 38.1, 21.3. NBG-04, 1/2", 15.0, 34.9, 39.7, 21.3.
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