These are the standard, most commonly used nyloc nuts. Nylon ring insert within the nut creates a locking action. DIN 985, type T, bright zinc plated.
FORM G WASHERS WIDE THICK FLAT ZINC PLATED STEEL DIN 9021 METRIC SIZES M5 - M30
Metric Fine Pitch High Tensile 8.8 Steel Full Hex Nuts M5 To M30
SPRING LOCK WASHERS A2 STAINLESS STEEL SQUARE COIL SECTION METRIC M2 - M30
HEX FULL NUT STEEL HEXAGON METRIC ZINC PLATED BZP M4 M5 M6 M7 M8 M10 M12 - M30
SELF COLOUR METRIC FORM A THICK STEEL WASHERS FOR BOLTS & SCREWS M2 - M30
SELF COLOUR METRIC FORM A THICK STEEL WASHERS TO FIT OUR BOLTS & SCREWS M3 - M30