| Owner (company): | Danske Statsbaner |
| Line number: | 520-525 |
| Type: | Intermediate coach with 2nd class saloon |
| Label: | Litra BM |
| Category: | MM |
| Era: | 4 |
| Axle arrangement: | 2' 2' |
| Overall length: | 18400 mm |
| Width: | 3012 mm |
| Heigth: | 3765 mm |
| Wheelbase: | 14900 mm |
| Pivot distance: | 12600 mm |
| Bogie wheelbase: | 2300 mm |
| Running wheel diameter: | 900 mm |
| Seat: | 47 |
| Maximum speed: | 160 km/h |
| Minimum curving radius: | 125 m |
| Manufacturer: | Linke-Hofmann-Busch |
| Made in (Year): | 1963 (BM 520-521), 1966 (BM 522-525) |
| Out of service: | February 1, 1990 |
| Amount: | 6 |
| Brake: | KE-P-A-Mg (D) |
| Heating system: | Jettair air conditioning - 220/380 V 50 Hz |
| Lighting: | Electric |