A waje Ball roba bearing ne a zahiri wani nau'i na zurfin trench ball bearing, siffar shi ne waje zoben waje diamita farfajiyar ne spherical, za a iya daidaita da bearing wurin zama daidai concave spherical ciki don taka rawar daidaitawa. Bearing na waje da wurin zama shine nau'in bearing naúrar da ke haɗuwa da madaidaicin bearing tare da wurin zama. Yawancin waje spherical bearings ne yin waje diamita a cikin spherical, tare da bearing zama shigar tare da ball ciki rami, tsarin nau'ikan daban-daban, universality da kuma musayar kyau.

A lokaci guda, irin wannan bearings a kan zane ma da wani tunani, sauki don shigarwa, tare da biyu tsarin hatimi na'urar, iya aiki a cikin m yanayi. Bearing wurin zama ne yawanci amfani da casting gyara. Ana amfani da wuraren zama na yau da kullun tare da madaidaicin (P), daidaitaccen (F), daidaitaccen daidaitaccen (FS), daidaitaccen daidaitaccen (FC), daidaitaccen daidaitaccen (FL), daidaitaccen daidaitaccen (C), daidaitaccen daidaitaccen da sauransu (T). Banded waje spherical bearing raba zuwa bearing tsakiya da kuma bearing zama, a kan kiran ne a bearing tsakiya da kuma bearing zama kira, kamar yadda aka tsara waje spherical bearing UC205 tare da tabbatar da dunƙule da kuma UCPA205. Bearing na waje da wurin zama Saboda ƙarfin canzawa, za a iya haɗa shi a cikin wurin zama mai siffofi daban-daban.