| Registration Letters | OY-ABM(2) |
| Manufacturers's serial number | 172 |
| Year Built | 1947 |
| Registration Date | 1950.05.12 |
| Previous Identities | ZS-BXX OY-ABM |
| Cancelled | 1962.03.13 |
| Fate | D-EFIF OY-ABM |
| Type Designation | S.A.I. KZ VII U-4 Lærke |
| Manufacturer | Skandinavisk Aero Industri A/S |
| CoA | 312 |
| Issued | 1950.05.11 |
| Builder | Skandinavisk Aero Industri A/S |
| Place | Kastrup, Denmark |
| COR | 00815 |
| Issued | 1962.01.12 |
| Cancelled | 1962.03.13 |
| Owner | Danfoss A/S |
| Town | Nordborg |
| User |
| COR | 00516 |
| Issued | 1955.11.11 |
| Cancelled | 1962.01.12 |
| Owner | Mads Clausen |
| Town | Nordborg |
| User |
| COR | 00384 |
| Issued | 1950.11.28 |
| Cancelled | 1955.11.11 |
| Owner | Zone-Redningskorpset |
| Town | København |
| User |
| COR | 00376 |
| Issued | 1950.05.12 |
| Cancelled | 1950.11.28 |
| Owner | Leif Kaare Pay |
| Town | Kappendrup |
| User |
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