Việt
vòng đệm kín
Anh
ring seal
oil seal
Đức
dichtungswulst
Wellendichtung
Öldichtungsring
Pháp
joint boudin
joint d'étanchéité à l'huile
rondelle pare-huile
ring seal /TECH/
[DE] dichtungswulst
[EN] ring seal
[FR] joint boudin
oil seal,ring seal /ENG-MECHANICAL/
[DE] Wellendichtung; Öldichtungsring
[EN] oil seal; ring seal
[FR] joint d' étanchéité à l' huile; rondelle pare-huile