基于对社会生活关系的稳定性、债务人、抵押人和其他利害关系人等多方利益的考虑，主债权诉讼时效届满，抵押权应当消灭。
Based on the stability of the relationship between social lives , the debtor , mortgage and other interested parties such as multi-interests , the principal debt statute of limitations expired , the mortgagee should be eliminated .
抵押消灭