Obulamu bwa bbeeri bukosebwa ensonga nnyingi, omuli ekika, obunene, ekintu, enkola y’okusiiga, n’embeera y’emirimu. Bearings ez’omutindo ogwa waggulu-okutwalira awamu zirina obulamu obuwanvu mu mbeera za bulijjo ez’okukola, naye emiwendo egy’enjawulo mizibu okugiteeka ku mutindo. Roller bearings zisaanira okukozesa omugugu omungi-(obusobozi bw'omugugu ogw'amaanyi), ate ball bearings zisaanira okukozesa emigugu egy'amaanyi-, emigugu emitono-. Okutwalira awamu bbeeri ennene ziwangaala nnyo. Okulongoosa ekyuma ekikoleddwa mu bbugumu eky’omutindo ogwa waggulu-kyongera ku bugumu bwakyo (HRC 58-62) n’okuziyiza okwambala, bwe kityo ne kyongera ku bulamu. Enkola y’okusiiga kikulu nnyo mu bulamu. Okusiiga obulungi kukendeeza ku kusikagana (omugerageranyo gw’okusikagana<0.0015) and lowers temperature rise (<80°C). Harsh environments (such as high temperatures >120°C and high humidity >80% RH) esobola okukendeeza ennyo ku bulamu.
Generator bearings require high load capacity (dynamic load >50kN) n’okuziyiza okwambala, n’okusiba (IP65 rating) okukuuma enfuufu n’amazzi. Okuddaabiriza buli kiseera (okukebera okusiiga buli luvannyuma lwa ssaawa 500) n’okulonda bbeeri ez’omutindo ogwa waggulu- (nga ebintu ebikakasibwa ISO 9001) bisobola okwongera ku bulamu.
