Online Parts Store › Nylon Insert Locknut - Stainless M10-1.5 Image 1 of 1 Nylon Insert Locknut - Stainless M10-1.5 $22.42 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Blind Rivet, 1/8" x 1/2" $71.23 Stainless Fender Washer #8, .050" Thick, OD 3/4" $21.67 Flat Washer, #8, .032" Thick, OD 3/8" $5.42 Phillips Tapping Screws - Flat Head, #6 x 5/8" $9.57 Seachoice 01006 Lock Washer, #8 $15.43