Nyloc NutO.E.M: 42-4475 / 70-8194 / E8194 / 82-3955 / F3955.Size: 5/16"Thread: 26TPI CycleSupplied: 55/16" x 26TPI Nyloc Nuts(5), NB196SKU: 42-4475 / 70-8194 / E8194 / 82-3955£2.55PriceQuantity*Out of StockNotify When Available