Aerospace series - Nuts, bihexagonal, self-locking, in heat resisting steel FE-PA2601 (A286), silver plated on thread - Classification: 1100 MPa (at ambient temperature) / 650 °C; German and English version EN 4118:2004
航空航天系列.螺纹镀银耐高温钢FE-PA2601(A286)制自锁双六角螺母.等级:1100MPa(环境温度)/650℃;德语和英语版本EN 4118:2004