Overview Reviews Product Description IMPA 733663 NUT BRASS-FLARED 1/2" x 20 for tube outside diam. 8mm Product Videos Custom Field IMPA Code 733663 HS Code 74122000 Country Of Origin CHINA Product Reviews Write a Review Write a Review × IMPA 733663 NUT BRASS-FLARED 1/2" x 20 for tube outside diam. 8mm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *