DIN EN 3020-2008
航空航天系列.FE-PA92HT(A286)型镀银耐热钢双耳游动自锁托板螺母.等级:1100 MPa(室温)/650℃
Aerospace series - Self-locking plate nuts, floating, two-lug, in heat resisting steel FE-PA92HT (A286), silver-plated - Classification: 1100 MPa (at ambient temperature)/650 °C; German and English version EN 3020:2008