Official Answer
Answer
Lokacin da aka matsa magudanar ruwa, diamitansa yana ɗan faɗaɗa kaɗan. Idan an shigar da shi a cikin bore, izinin da ke tsakanin bazara OD da ID ɗin burowa dole ne ya ɗauki faɗaɗa $\Delta D kusan 0.02 \ lokuta (f/N)$ kowace igiyar ruwa don hana ɗaurewa. Idan an shigar da shi akan shaft, ID ɗin dole ne ya sami isasshen izini don guje wa 'manne' yayin karkacewa. Bugu da ƙari kuma, wuraren zama dole ne su kasance masu lebur da wuya; Kayayyakin gidaje masu laushi kamar aluminum na iya fama da 'fretting' ko 'brinelling' saboda maɗaukakin ma'auni a kololuwar igiyar ruwa, yana buƙatar amfani da mai wanki mai tauri.
