JIS F 2025 is a Japan-standard anchoring system designed for quick and safe anchor release in maritime emergency situations.
| Nominal Size | Anchor Chain Diameter | Weight |
|---|---|---|
| 52 | 50-52 | 40.5 |
| 56 | 54-56 | 48.0 |
| 60 | 58-60 | 53.9 |
| 64 | 62-64 | 60.0 |
| 68 | 66-68 | 81.4 |
| 78 | 76-78 | 92.8 |
| 84 | 81-84 | 106 |
| 90 | 87-90 | 128 |
| 95 | 92-95 | 146 |
| 102 | 98-102 | 188 |
| 111 | 105-111 | 231 |
| 120 | 114-120 | 274 |