FLAIBg250-240 Type: F50 IL-4-2 OEM BG160-200, replaced by 17.10.0216;cooling blower assembly BG63-160 Bq 80 B20 IL-2-3-31W Bq 112 B31 IL-2-2-97W obsolete, replaced by 17.01.2344;fan 15.50.0255 obsolete 15.50.0156 replaced by 15.50.0442 15.50.0442 55190132071000 obsolete, replacement 15.51.0398;. 15.50.0156 (few pcs left) 15.51.0398 17.00.0345 FLAI Bg 250-490 18.01.0136 17.10.0295 15.50.0160 // FLAI Bg 160-200 replaced by 15.51.0396