| Airframe History: | ||
| Date: | Tailnumber: | Owner / Operator: |
| 14 JAN 2016 | N303DT | Sikorsky Aircraft Corporation, West Palm Beach, FL. [reservation] |
| 07 MAR 2020 | N303DT | Sikorsky Aircraft Corporation, Stratford, Connecticut |
| 16 DEC 2020 | Certificate of Airworthiness | |
| 30 SEP 2022 | N303DT | South Korea Coast Guard, South Korea. [acceptance date] |
| 06 DEC 2022 | N303DT | regi canx, exported to South Korea |
| xx DEC 2022 | B524 | South Korea Coast Guard, Republic of South Korea |