Spring affect of washer is use to counter shrinkage of wood members.
Designed to enable the nut of a bolt to seat flat on the spring washer surface when it is compressed.
| Material | Steel |
| Surface Finished | Hot Dipped Galvanized |
| Brand | LG™ |
| Origin | China |

| Part No. | Material Size | For Bolt Diameter | Formed Length | Weight |
| Inch | Inch | Kg/Pcs | ||
| LG-SCW-5/8 | 1/4×1-3/4 | 5/8 | 3-3/4 | 0.422 |
| LG-SCW-3/4 | 1/4X1-3/4 | 3/4 | 3-3/4 | 0.415 |