Dimension and area
TTP B1-L1 ATA06 Beech 90 Series B2-L1 Dimension/ areas Airplane Station : The airplane is laid out according to fuselage stations (FS) and wing stations (WS). These stations provide fixed reference points for all components located on or within the airplane. Fuselage Stations begin at radome (FS 0.00) and extend to the tailcone area (FS 347.50). Wing Stations begin at the root (WS ) and extend to the tip (WS ). Both Fuselage Stations and Wing Stations are measured in inches. For example, FS 185.50 is 185.50 inches aft of the firewall (FS 0.00). Zone : The Beech 90 Series Aircraft is divided into numbered zones to provide a method for locating components and/or placards throughout the airplane. The zones are identified by a three-digit number as shown in the example below. First digit in the sequence denotes the major zone (300 series for aft of cabin, 500 series for left wing, etc...