When the wheel nut is tightened, the teeth on the Nord-Lock washers grip and lock the mating surfaces, enabling movement only across the cam faces. Any rotation on the wheel nut is blocked through the wedge-impact on the cams. SMART Vocabulary: similar terms and phrases Forgery anti-counterfeiting anti-piracy bootleg copyright https://sergioashyl.full-design.com/facts-about-safety-nut-revealed-71099571