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| History | |
|---|---|
 United States | |
| Name | USS Grapple |
| Builder | Basalt Rock Company |
| Laid down | date unknown |
| Launched | 31 December 1942 |
| Commissioned | 16 December 1943 |
| Decommissioned | 30 August 1946 |
| In service | 20 December 1951 |
| Out of service | date unknown |
| Stricken | 1 December 1977 |
| Fate | Sold to Taiwan, 1 December 1977 |
 Taiwan | |
| Name | ROCS Da Hu |
| Acquired | 1 December 1977 |
| Identification | ARS-552 |
| Status | In active service as of 2019 |
| General characteristics | |
| Tonnage | 1,441 tons |
| Displacement | 1,630 tons |
| Length | 213 ft 6 in (65.07 m) |
| Beam | 39 ft (12 m) |
| Draught | 14 ft 4 in (4.37 m) |
| Propulsion | diesel-electric, twin screws, 2,780 hp |
| Speed | 15 knots (28 km/h) |
| Complement | 120 |
| Armament | two 40 mm AA gun mounts; four 0.5 in (12.7 mm). machine guns |
USS Grapple (ARS-7) is a Diver-class rescue and salvage ship commissioned in the United States Navy from 1943 to 1946 and from 1951 to 1977. In 1977, she was sold to Taiwan and was renamed ROCS Da Hu (ARS-552).