Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu

Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu

Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu

Aviation clock unit (block) 55M (129 ChS). The clock is used in a control panel of jet military planes MIG-19, MIG-21, MIG-23, strategic bombers TU, Helicopter and transport planes of the USSR. The 55 M clock unit is designed to measure the current time in hours and minutes and to switch electrical circuits in accordance with a given time program in aviation technology.

The clock was installed on one of the blocks of the identification system 6201 (friend or foe) and was intended to automatically switch the identification codes of the aircraft radar interrogator-responder. The 24-hour scale and hands are covered with a safe temporary light-accumulating mass, which has the effect of a residual glow in the dark after irradiation with ordinary light. Duration of operation after full spring winding 2 days. Movement "Lightning" caliber 66970, 15 jewels.

Accuracy ± 20 s / day. Operating temperature range + 65 ° , - 60 °. Overall dimensions 114.5x95x92 mm. Condition: very good, small scratches on the case and a small crack on the glass.

Production date: Made in USSR (1991). Serial number (indicated on the dial) No. There are scuffs and chips on the body. The factory seals are in place, the watch has not been opened or repaired. The item "Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu" is in sale since Tuesday, March 23, 2021.

This item is in the category "Collectibles\Militaria\Militaria (Date Unknown)\Air Force". The seller is "minigarage43" and is located in Europe . This item can be shipped worldwide.
Soviet aircraft cockpit chronograph Aviation clock block unit 129 Chs 55M MIG Tu


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