21420100001401 CONN. MICRO JACK ACCES.HEX NUT M12 21420100001401 is a premium microphone jack accessory that featuring a Hex Nut type made of nan material. Designed in M12 shell size, available in nan color. Manufactured by HARTING in the 21420100001401 series. Compliant with ROHS standards and available in BULK packaging. Perfect for enhancing connectivity and durability in professional audio systems.