Lot of 50 meters 22 AWG 0.63mm. PESHO enameled copper wires with single layer silk insulation (category "OC" )
The best quality copper
Made in USSR 1991*s
The Wire with category "OC" was produced by special technology.
Prefix
for the goods with the quality category "OC" "Particularly resistant" . Products this category have the highest level of quality, reliability and resistance to external factors. It produced the military industry for use at the nuclear and aerospace applications. Foreign analogue for this category of quality is a quality "Space".
This explanation from the military handbook.
Total wire
diameter 0.83mm
Resistance
(DC) 0.032 Ohms/meter
Weight 2.9
kg/km
This wire from a military warehouse.
Date of manufactured 1991 year.