Aerospace - Nuts, Anchor, Self-Locking, Fixed, Single Lug, Reduced Series, with Counterbore, with MJ Threads, Classifications: 1 100 MPa (at Ambient Temperature)/ 235 Degrees Celsius, 1 100 MPa (at Ambient Temperature)/ 315 Degrees Celsius and 1 100 MPa (at Ambient Temperature)/ 425 Degrees Celsius - Dimensions