Aerospace-Nuts, Hex., Slotted (Castellated), Red. Hght., Norm. Across Flats, With MJ Threads, Cl.s: 450MPa (at Ambient Temp)/120 Deg. C,450MPa (at Ambient Temp)/235 Deg. C, 600MPa(at Ambient Temp)/425 Deg. C, 900MPa(at Ambient Temp)/235 Deg. C, 900Mpa(at Ambient Temp)/315 Deg. C, 900MPa(at Ambient Temp)/650 Deg. C, 1100MPa(at Ambient Temp)/235 Deg. C, 1100MPa(at Ambient Temp)/730 Deg., and 1250MPa