This standard BS EN 3152:2004 Aerospace series. Nuts, self-locking, MJ threads, in heat resisting steel FE-PA2601 (A286), silver plated or uncoated. Classification: 1100 MPa (at ambient temperature)/425°C. Technical specification is classified in these ICS categories:
49.030.30 Nuts
This standard specifies the technical; qualification and acceptance requirements for self locking-nuts with MJ threads in FE-PA26O1, silver plated. Classification: 1 100 MPa ) / 425 °C ) It is applicable whenever referenced.