1/4-20 Grade 5 Flange Nylon Insert Lock Nut - Plated 1/4-20 grade 5 flange nylon insert lock nut - plated FNLN1420 $0.086/ea
5/16-18 Grade 5 Flange Nylon Insert Lock Nut - Plated 5/16-18 grade 5 flange nylon insert lock nut - plated FNLN51618 $0.115/ea
3/8-16 Grade 5 Flange Nylon Insert Lock Nut - Plated 3/8-16 grade 5 flange nylon insert lock nut - plated FNLN3816 $0.154/ea
