RJ-502204-1 - 5/16 in. Nyloc Nut SKU RJ-502204-1 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Details 5/16 in.-18 grade 5 nyloc nut.Finish is clear zinc plating. Details Back Details5/16 in.-18 grade 5 nyloc nut.Finish is clear zinc plating.