He pai te āhua o te kurupae muka karāhe H, he āhua pai hoki te whakawhiti, he pai ake te tohatoha horahanga whakawhiti, ā, he tika ake te ōwehenga kaha-ki-taumaha. Nā te mea he rite tonu te whakawhiti ki te reta Ingarihi "H" i tapaina ai. Nā te mea he rite te whakarite o ngā wāhanga katoa o te kurupae muka karāhe H ki ngā koki tika, he pai ngā painga o te kurupae muka karāhe H, arā, he kaha te piko ki ngā taha katoa, he māmā te hanga, he penapena utu, he māmā te taumaha hanganga, ā, kua whānuitia te whakamahinga.
He kōtaha whakawhiti-wāhanga ōhanga me te āhua whakawhiti-wāhanga rite ki te reta Latina matua H, e kiia ana hoki he kurupae kurupae muka karāhe whānui, he kurupae-I tapa whānui (taha) he kurupae-I whakarara rānei. Ko te wāhanga whakawhiti o te kurupae muka karāhe āhua-H he tikanga kei roto i ngā wāhanga e rua: te whatu me te pereti flange, e mōhiotia ana hoki ko te hope me te taha.
He whakarara, he tata rānei te whakarara o ngā taha o roto, o waho hoki o ngā papa o te kurupae muka karāhe āhua-H, ā, he koki tika ngā pito o te papa, nō reira i tapaina ai ko te kurupae-I papa whakarara. He iti ake te matotoru o te kurupae muka karāhe āhua-H i te matotoru o ngā kurupae-I noa me te teitei o te papa, ā, he nui ake te whānui o te papa i te matotoru o ngā kurupae-I noa me te teitei o te papa, nō reira i kiia ai hoki ko te kurupae-I whānui-taha. E whakatauhia ana e tōna āhua, ko te modulus wāhanga, te nekehanga o te inertia me te kaha e rite ana o te kurupae muka karāhe āhua-H he pai ake i ngā kurupae-I noa me te taumaha kotahi.
