The Symbol 764.1 provides a point for the connection of aircraft servicing cables to provide up to 170 amps of 115/200 Volt, 3 phase, 4 wire 400 Hz power directly to the aircract servicing cable through its molded plug. The receptacle is protected by a brass cap that maintains the watertight integrity of the enclosure when the cap is installed. The enclosure is brass, size 8 x 10 x 5" deep with a flat cover per MIL-E-24142/6. This unit is in accordance with the NavShips Drawing 9-S-74362. The NSN is 5935-00-500-5258. The approximate weight is 22 pounds.