This International Standard specifies the characteristics and quality assurance requirements for MJ thread bolts made of alloy steel, of strength class 1 250 MPa, for aerospace construction. It is applicable whenever it is referenced in a definition document.
GSO ISO 5857:2013 history
2013GSO ISO 5857:2013 Aerospace -- Bolts, with MJ threads, made of alloy steel, strength class 1250 MPa -- Procurement specification