Russian 24 hour Aircraft Military Clock 129 ChS 55M
These сlocks have been used in Tupolev long-range bombers, also was intended for use in an underground missile silo or on board a Submarine, where night and day are not easily observable. With the 55M / IFF electronic block (Identification Friend or Foe). Fully mechanical (Caliber 66970, 15 Jewels), manual wind clock with 3-day running reserve, 2-day launch sequence indicator, luminous hands and 24-hour dial, built-in 27-volt heater. Water-proof / vibration-proof, corrosion-resistant steel case withstands 10G’s. Tested from -76 °F (-60 °C) to +140 °F (+60 °C). Serial umber on the dial.
Size: 80 mm diameter, 100 mm deep. The diameter of dial: 70 mm. Wight: 0,9 kg.
Made in USSR (1991) by Molnija Factory.
Factory-sealed timepiece – this clock still have all original factory seals intact! Perfect working condition.