30-457 4-prong male interlocking inline DIN connector.

30-458 5-prong version. .27� cable opening for both.

30-482 - 4-pin
30-483 - 5-pin

Interlocking DIN-type chassis jacks. Accepts locking ring-type DIN plugs such as Calrad 30-457, 4-pin & 30-458, 5-pin plugs.