3/4 inch-10 Prevailing Torque Locknuts BRM Inc Sale! from 119 125 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Rounded top with a flat bottom Zinc Plated Steel Threads near the top of the nut are intentionally imperfect to add shock and vibration resistance Wax treated finish Available in coarse (UNC) thread Often used on vehicles and machinery Also referred to as Crimp Nuts, Top Lock Nuts, Distorted Thread Locknuts, and Elliptical Offset Nuts Tweet