2RMG39B45SH2E2B connector is a low-frequency cylindrical sealed instrument plug with coupling to secure the mated position.
Designed for operation in electric circuits of direct, alternate (at frequencies of up to 3 MHz), and pulse current.
Used to connect and disconnect electrical circuits in assemblies and units of general- and special-purpose radio electronic equipment.
The plugs are manufactured for indoor mounting, in NF2.1 climatic version according to GOST 15150-69.