5CZ/929 – Rheostat, Type H, 24 volts, 24 ohms.
5C/929 - Rheostat, Type H, 24 volts, 24 ohms. For use with F.A.A. navigation lamp installations, for dimming.
Spares:
5C/2479 - Bases
5C/2480 - Contacts, Laminated
5C/2483 - Covers, Type H
5C/2484 - Resistance Units, Type H