Overview Reviews Product Description Spaenaur Master Catalog Product Videos Custom Field Package quantity 100 Product Reviews Write a Review Write a Review × Spaenaur Hexagon Machine Screw Nut 5 - 40 Unc (5/16" A/F X 7/64" Thk) Aluminum (Alloy 6061-T6) Plain Ansi B18.6.3-1986 HN-3003 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *