DIN 65539 E:2008-08 Aerospace - Cheese head bolts, with internal serration and MJ-thread, reduced shank, nickel alloy, nominal tensile strength 1 250 MPa, for temperatures up to 315 °C/425 °C
2011DIN 65539:2011 Aerospace - Cheese head bolts, with internal serration and MJ-thread, reduced shank, nickel alloy, nominal tensile strength 1 250 MPa, for temperatures up to 315 °C/425 °C
1970DIN 65539 E:2008-08 Aerospace - Cheese head bolts, with internal serration and MJ-thread, reduced shank, nickel alloy, nominal tensile strength 1 250 MPa, for temperatures up to 315 °C/425 °C