These are custom black nylon washers that we supply to one of our oldest customers on a recurring blanket purchase order basis. Average annual volume it approximately 800,000 pieces and we typically maintain at least a 6 month supply on hand at all times. Actual production time required is typically 6-7 weeks from order and the flat washers measure .187 inches on the inside diameter, .500 inches on the outside diameter, and .040 inches on the thickness.
