Best Seller | ZORO SELECT U51705.050.0001 Nylon Insert Lock Nut, 1/2"-13, 18-8 Stainless Lock Nut, Finish Plain, Material Stainless Steel, Material Grade/Class 18-8, Thread Size 1/2 In.-13, Hex Width 7/8 in, Hex Height 9/16 in, Lock Type Nylon Insert, Dimensional Standards ASME B18.16.6, System of Measurement Inch, Hex Type Heavy Jam Hex,... ... more ZORO SELECT U51705.050.0001 Nylon Insert Lock Nut, 1/2"-13, 18-8 Stainless Lock Nut, Finish Plain, Material Stainless Steel, Material Grade/Class 18-8, Thread Size 1/2 In.-13, Hex Width 7/8 in, Hex Height 9/16 in, Lock Type Nylon Insert, Dimensional Standards ASME B18.16.6, System of Measurement Inch, Hex Type Heavy Jam Hex,... | | $5.25 go to store |