Flat washer RW is engineered to distribute the Clamping force/ Load over a larger area preventing pressure concentration on a point.
| Item no | Description | Thread(mm) | Sales Unit(Pcs) | Coating |
| 402101 | HEXAGONAL NUT RN M6 GI | 6 | 200 | Galvanised |
| 402102 | HEXAGONAL NUT RN M8 GI | 8 | 200 | Galvanised |
| 402103 | HEXAGONAL NUT RN M10 GI | 10 | 200 | Galvanised |
| 402104 | HEXAGONAL NUT RN M12 GI | 12 | 100 | Galvanised |
| 402105 | HEXAGONAL NUT RN M16 GI | 16 | 100 | Galvanised |
| 402106 | HEXAGONAL NUT RN M20 GI | 20 | 50 | Galvanised |
| 402107 | HEXAGONAL NUT RN M24 GI | 24 | 50 | Galvanised |
| 402108 | FLAT WASHER RW 6X12 GI | 6 | 200 | Galvanised |
| 402109 | FLAT WASHER RW 8X16 GI | 8 | 200 | Galvanised |
| 402110 | FLAT WASHER RW 10X20 GI | 10 | 200 | Galvanised |
| 402111 | FLAT WASHER RW 12X24 GI | 12 | 100 | Galvanised |
| 402112 | FLAT WASHER RW 16X30 GI | 16 | 100 | Galvanised |
| 402113 | FLAT WASHER RW 20X37 GI | 20 | 50 | Galvanised |
| 402114 | FLAT WASHER RW 24X44 GI | 24 | 50 | Galvanised |
| 402115 | FLAT WASHER RW 6X18 GI | 6 | 200 | Galvanised |
| 402116 | FLAT WASHER RW 8X24 GI | 8 | 200 | Galvanised |
| 402117 | FLAT WASHER RW 10X30 GI | 10 | 200 | Galvanised |
| 402118 | FLAT WASHER RW 12X40 GI | 12 | 100 | Galvanised |
| 402119 | FLAT WASHER RW 16X40 GI | 16 | 100 | Galvanised |
| 402120 | FLAT WASHER RW 20X60 GI | 20 | 50 | Galvanised |
| 402121 | FLAT WASHER RW 24X64 GI | 24 | 50 | Galvanised |
| 402122 | HEXAGONAL NUT RN M6 HDG | 6 | 200 | Hot Dip Galvanised |
| 402123 | HEXAGONAL NUT RN M8 HDG | 8 | 200 | Hot Dip Galvanised |
| 402124 | HEXAGONAL NUT RN M10 HDG | 10 | 200 | Hot Dip Galvanised |
| 402125 | HEXAGONAL NUT RN M12 HDG | 12 | 100 | Hot Dip Galvanised |
| 402126 | HEXAGONAL NUT RN M16 HDG | 16 | 100 | Hot Dip Galvanised |
| 402127 | HEXAGONAL NUT RN M20 HDG | 20 | 50 | Hot Dip Galvanised |
| 402128 | HEXAGONAL NUT RN M24 HDG | 24 | 50 | Hot Dip Galvanised |
| 402129 | FLAT WASHER RW 6X12 HDG | 6 | 200 | Hot Dip Galvanised |
| 402130 | FLAT WASHER RW 8X16 HDG | 8 | 200 | Hot Dip Galvanised |
| 402131 | FLAT WASHER RW 10X20 HDG | 10 | 200 | Hot Dip Galvanised |
| 402132 | FLAT WASHER RW 12X24 HDG | 12 | 100 | Hot Dip Galvanised |
| 402133 | FLAT WASHER RW 16X30 HDG | 16 | 100 | Hot Dip Galvanised |
| 402134 | FLAT WASHER RW 20X37 HDG | 20 | 50 | Hot Dip Galvanised |
| 402135 | FLAT WASHER RW 24X44 HDG | 24 | 50 | Hot Dip Galvanised |
| 402136 | FLAT WASHER RW 6X18 HDG | 6 | 200 | Hot Dip Galvanised |
| 402137 | FLAT WASHER RW 8X24 HDG | 8 | 200 | Hot Dip Galvanised |
| 402138 | FLAT WASHER RW 10X30 HDG | 10 | 200 | Hot Dip Galvanised |
| 402139 | FLAT WASHER RW 12X40 HDG | 12 | 100 | Hot Dip Galvanised |
| 402140 | FLAT WASHER RW 16X40 HDG | 16 | 100 | Hot Dip Galvanised |
| 402141 | FLAT WASHER RW 20X60 HDG | 20 | 50 | Hot Dip Galvanised |
| 402142 | FLAT WASHER RW 24X64 HDG | 24 | 50 | Hot Dip Galvanised |
Used in combination with RHB hexagonal bolts or RTR threaded rods to evenly distribute load.