Combination nut and washer that compensates whenever a stud and clamping surface are not exactly perpendicular. Heavy-hex nut, similar to a Flange Nut, except with a convex spherical radius underneath. The washer has a matching concave spherical radius. Made in USA.

| Steel | |||||
| Material | Heat Treat | Finish | DFARS | RoHS | |
| 1215 Steel | Carburized-Hardened | Black Oxide | ✔ | ✔ | |

| Thread Siz | Thread Pitch (mm) | Hex (mm) | A Diameter (mm) | B (mm) | C Diameter (mm) | R (mm) |
| M24 | 3mm | 36mm | 51mm | 36mm | 28.5mm | 70mm |
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov