Việt
vòng đệm có văng khía
vòng đệm hình răng cưa
Anh
toothed washer
serrated washer
Đức
zahnscheibe
Pháp
rondelle dentée
serrated washer,toothed washer /ENG-MECHANICAL/
[DE] zahnscheibe
[EN] serrated washer; toothed washer
[FR] rondelle dentée