M8-1.25 Hex Jam Nuts/Steel/Zinc / DIN439 / Width Across Flats: 13 mm/Thickness: 4 mm (Carton: 250 pcs): Amazon.com: Industrial & Scientific
M10-1.5 Hex Jam Nuts/Steel/Zinc / DIN439 / Width Across Flats: 17 mm/Thickness: 5 mm (Carton: 1,000 pcs): Amazon.com: Industrial & Scientific
M8 Hex Jam Nuts (DIN 439) - 18-8 / 304 Stainless Steel: Accu.co.uk: Nuts
100 pcs) Metric DIN 439B M10X1 Thin Hexagon Jam Nut Stainless Steel A2: Hex Nuts: Amazon.com: Industrial & Scientific
(1000pcs) DIN 439 M8 Hexagon Thin Nuts with Left-Hand Thread A2-035 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP043928L: Amazon.com: Industrial & Scientific
Steel Hex Nut, Zinc Plated Finish, Class 8, DIN 934, Metric, M10-1 Thread Size, 17 mm Width Across Flats, 8 mm Thick (Pack of 50): Amazon.com: Industrial & Scientific