Souriau Sunbank by Eaton 840 Male Dust Cap, Shell Size 2 IP65 Rated, Metal

Protective caps for plugs and sockets.
Equipped with a mounting chain, with a ring for screws.
4.5 mm diameter at each end.

840 series cylindrical connectors

The 840 connector is designed for industrial applications.
It features 4 sizes of housings with solder contacts of Ø 1.5, 2.5, 3.5 and 5 mm.
The snap-lock latch is a bayonet design and a mechanical indexing system guides the housings. Different insulator angling positions can be used to avoid incorrect connections.
The socket and the plug are available with male or female contacts.
Solder contacts are fitted into the insulator.