This clock was used on a USSR submarine.
The duration of the action of a complete device spring: 7 days. The error of the route for 6 days at a temperature of (20 ± 5) °С and an intensity of the magnetic field up to 60 O ± 90 s. The balance fluctuation period is 0.4 s. The number of ruby stones is 14. Dimensions: diameter of 230 mm and height of 80 mm.
The probability of activity time for 2,000 hours is not less than 0.94.
Operating conditions: the working temperature for normal execution is -25...+ 50 °С; for tropical version -10...+ 45 °С; relative humidity 95... 100%. Admissible vibration charge: Frequency 20 Hz, amplitude 1 mm.
The package includes: clocks, winding keys and wooden base.
Condition shown in the images.
The mechanical clock works.
Diameter of 21 cm. Depth of 8 cm.
- No. of items
- USSR Soviet Navy Watch "Submarine"
- aluminum alloy (antimagnetic)
- Estimated Period
- Country of Origin
- Good condition - used with small signs of aging & blemishes
- 21×8×21 cm
- 2900 g