Aiflangeyireji engaphandle okanye yangaphakathi, okanye i-rim (imilebe), amandla, njengeflethi yentsimbi efana ne-i-beam; okanye ngokuncamathisela kwenye into, njenge-flange ekupheleni kombhobho, isilinda se-Steam, okanye kwi-lens ture ture; Okanye kwiflethi yemoto kaloliwe okanye ivili le-tram.a flance yindlela yokudibanisa imibhobho, iivalves, iimpompo kunye nezinye izixhobo zokwenza inkqubo yokufaka. Ikwabonelela ngokufikelela ngokulula kokucoca, ukuhlola okanye ukuguqulwa. Iiflethi zihlala zidliwe okanye zikrexesiwe. Amalungu afakwe ngokuxhonywa ngokuhlamba kunye fives ezimbini nge-gasket phakathi kwabo ukuze banike itywina.