text: Appendix C
  ATTACK HELICOPTERS
  C-2. This category of helicopters includes the AH 64A Apache and the AH 64D Longbow Apache.
  AH 64A APACHE
  C-3. Table C-2 shows specifications for the AH 64A Apache; Figure C-2 shows the aircraft from
  three angles.
  Rotor Diameter................................... 48’
  Length:
  Rotors Operating ............................. 58’ 3 ⅛”
  Rotors Static .................................... 57’ 4”
  Fuselage.......................................... 48’
  Height ................................................. 15’ 3 ½”
  Clear Area Needed for Rotors ........... 17.9 m
  Minimum TDP without
  commander’s approval is #3 ........... 50 meters diameter
  Table C-2. Specifications for the AH 64A Apache.