Click to expand Tap to zoom Auveco No. 5167 Spin Lock Nut W/ Serrations 5/16"-1813/16" Outside Diameter, Quantity - 100 by Auveco Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $20.00 | / SKU 5167 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Catalog Description Quantity: 100 Across Flats: 1/2" Finish: Black Phosphate Flange diameter: 13/16" Includes: Serrations Thread: 5/16"-18 Country of origin: TW Catalog Click here to see item 5167 in the Auveco catalog.