ねじ 螺子ポンプ LinksSentence search for 螺子ポンプSentence search for ねじポンプKanji details for 螺 and 子Edit in JMdict Noun1. screw pumpUsually written using kana aloneNotes螺子ポンプ: Rarely-used kanji form. Discussions Log in to talk about this word.