M16-2.0 DIN 6331, Metric, Hex High Nut with Collar / Flange, Carbon Steel
US$0.85
High-Profile Flange Nuts M16 x 2mm
Similar to McMaster Carr 90360A117
Overall Height: 24mm
Flange Thickness: 5mm
Flange Diameter: 31mm
Across flats: 24mm