Bearing fit yana nufin radial ko axial matsayi a cikin abin da diamita na ciki na bearing da shaft, da waje diamita na bearing da hawan kujera rami dole ne a dogara da kuma a ko'ina goyon baya a cikin dukan da'irar shugabanci.Gabaɗaya magana, dole ne a sami daidaitaccen adadin tsangwama kafin a iya daidaita zobe mai ɗaukar hoto a cikin radial kuma a tallafa masa yadda ya kamata.Idan zoben ɗaukar hoto ba daidai ba ne ko cikakken gyarawa, yana da sauƙi don haifar da lalacewa ga ɗaukar hoto da sassa masu alaƙa.An daidaita juriyar juzu'i na shaft da ramin gidaje na jerin awo kuma ana iya zaɓar su daga ka'idodin ISO.Za'a iya ƙayyade dacewa tsakanin ɗamarar da shaft ko gidaje ta zaɓin juriya mai girma.

Lokacin zabar haɗin kai, ban da cikakken la'akari da yanayin sabis daban-daban, ya kamata kuma a yi la'akari da mahimman abubuwa masu zuwa:

★ yanayi da girman kaya (banbancin juyawa, alkiblar kaya da yanayin kaya)

★ rarraba zafin jiki yayin aiki

★ cirewa daga ciki

★ aiki quality, abu da kuma bango kauri tsarin shaft da harsashi

★ hanyoyin shigarwa da rarrabawa

★ shin wajibi ne a yi amfani da shimfidar magudanar ruwa don guje wa faɗaɗa yanayin zafi