Ma flange bearing a ma bolt awiri amakhala ndi nyumba yokhala ndi mabowo awiri oikira ndi mpira woikira mkati mwa nyumbayo. Ma flange bearing amapangidwira kuti aziyikidwa mopingasa kapena moyimirira nkhope/bulkhead ndi zina zotero. Nyumbayo imapangidwa ndi chitsulo chopangidwa ndi chitsulo chosungunuka chomwe chimagwiritsidwa ntchito poyikira mphamvu zochepa.