BS EN 4121:2003
航空航天系列.FE-PA92HT(A286)型耐热钢制的自锁、锯齿状、带镀银螺纹的柄螺母.分类:1100MPa(室温)/650℃
Aerospace series - Shank nuts, serrated, self-locking, in heat resisting steel FE-PA92HT (A286), silver plated on thread - Classification: 1100 MPa (at ambient temperature)/650 °C