M3 M4 M5 M6 M8 M10 Flat Black NYLON Washers FORM A Packs Grade 66
M8 x 16mm (o/d) x 1.6mm thick. M10 x 21mm (o/d) x 2.0mm thick. M4 x 9mm (o/d) x 0.8mm thick. M6 x 12mm (o/d) x 1.5mm thick. M5 x 10mm (o/d) x 1.0mm thick. M3 x 8mm (o/d) x 0.5mm thick. BLACK NYLON WASHERS FLAT FORM A, GRADE 66.