Origina, Perfect, unused condition WWII German The AK39, Armbandkompaß Ak 39 Wrist Compass Fl.23235-1. The AK39, Armbandkompaß 39, (Wrist Compass 39), was developed in 1939 for wear by pilots and aircrew personnel for calculating their position if forced to abandon their aircraft or in crash landing situations. As it’s name implies the AK39 was to be worn on the wrist, like a wristwatch, although it was commonly attached to various assorted pieces of equipment. Beginning in 1938 the "RLM", Reichs Luftfahrt Ministerium, (National Ministry of Aviation), established required specifications for all aircraft instruments and equipment items as well as flight accessory items and assigned a specific contract/requisition numeral to each specific instrument. Beginning in 1938 the "RLM", Reichs Luftfahrt Ministerium, (National Ministry of Aviation), established required specifications for all aircraft instruments and equipment items as well as flight accessory items and assigned a specific, "Fl", "Fliegend/Fliegen Anforderungszeichen", (Flying/Flight, contract/requisition numeral), to each specific item. The AK39 came in at least two, slightly different variations with a different contract/requisition number for each. The AK39 was also equipped with an additional, extended, wrist strap permitting it to be worn over the flight suits.
The compass comes complete with the two piece, blackened leather wrist strap with a pronged, opened rectangular, natural, alloy length adjustment buckle to one end and ten corresponding buckling eyelets to the other. The straps each have a small, cut-out, eyelet with an inserted, alloy retaining stud for securing it to the compass. Also included is the separate, blackened leather extension wrist strap with a pronged, opened rectangular, natural, alloy length adjustment buckle to one end and an additional four corresponding buckling eyelets to the other. The compass is in overall, excellent condition with minimal age yellowing to the clear bakelite plates. The compass comes in an original box with marking. One end of the box has a glued on, white paper label with black printed script, "Armbandkompass AK 39", (Wrist Compass 39), and the Luftwaffe Flight, requisition number, "Fl 23235-1". One end of the box also has black inkstamped numeral, "30223424", the same number has compass 30223421.