Rabara flat washer ke mofuta oa gasket ea rabara e bataletseng, e chitja, 'me e nang le lesoba bohareng.E etselitsoe ho fana ka phello ea cushioning le ho thibela ho lutla lipakeng tsa libaka tse peli, joalo ka linate, liboutu kapa likurufu.Liwasha tse bataletseng tsa rabara li sebelisoa hangata ho liphaephe tsa metsi, tsa likoloi le tsa mochini.Hangata li entsoe ka thepa e kang neoprene, silicone, kapa rabara ea EPDM, e tenyetsehang, e hanyetsanang le khatello, 'me e na le lik'hemik'hale tse ntle tsa lik'hemik'hale.Liwasha tse bataletseng tsa rabara le tsona li ka thusa ho fokotsa ho thothomela le lerata, ho ntlafatsa ho koala le ho thibela tšenyo e holim'a metsi.Li tla ka boholo bo fapaneng le botenya ho lekana li-diameter tse fapaneng tsa bolt le lisebelisoa.