5/8-18 Nylon Insert Lock Nut 18-8 Stainless 5/8-18 nylon insert lock nut (ne) 18-8 stainless XNLN5818 $1.908/ea
1/2-13 Nylon Insert Lock Nut 18-8 Stainless 1/2-13 nylon insert lock nut (ne) 18-8 stainless XNLN1213 $0.438/ea
1/2-20 Nylon Insert Lock Nut 18-8 Stainless 1/2-20 nylon insert lock nut (ne) 18-8 stainless XNLN1220 $0.723/ea
5/16-18 Nylon Insert Lock Nut 18-8 Stainless 5/16-18 nylon insert lock nut (ne) 18-8 stainless XNLN51618 $0.141/ea
3/8-16 Nylon Insert Lock Nut 18-8 Stainless 3/8-16 nylon insert lock nut (ne) 18-8 stainless XNLN3816 $0.201/ea