Click to expand Tap to zoom Coarse Serrated Flange Hex Nuts Zinc Sale $7.50 SKU 14SFN 1/4"-20 / 100 - $7.50 1/4"-20 / 200 - $10.00 1/4"-20 / 1000 - $30.20 5/16"-18 / 100 - $10.50 5/16"-18 / 200 - $13.90 5/16"-18 / 1000 - $40.00 3/8"-16 / 100 - $11.50 3/8"-16 / 200 - $15.90 3/8"-16 / 1000 - $49.50 7/16"-14 / 100 - $16.50 1/2"-13 / 100 - $18.00 5/8"11 / 50 - $12.50 3/4"-10 / 40 - $24.40 3/4"-10 / 25 - $15.90 1/4"-20 5/16"-18 3/8"-16 7/16"-14 1/2"-13 5/8"11 3/4"-10 SIZE 100 200 1000 50 40 25 Quantity Discounts 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Serrated Flange Hex Nuts Zinc Plated Coarse Threaded UNC