"Winding wire with enamel-fibre insulation is made from enameled wires, with insulation based on polymerised vegetable oils, and is wrapped with one layer of lavsan silk.
It is intended for winding electrical machines, apparatus and devices, coils of measuring and regulating instruments, and so on.
The nominal diameter of the wire is 0.2 mm. The maximum diameter of the wire with enamel-fibre insulation is 0.28 mm."