Feature:1. ZINC ALLOY SHELL: Zinc alloy has good mechanical properties and wear resistance at room temperature. Using it to manufacture shells can extend the service life of aviation connectors. 2. SILVER PLATED COPPER CONTACT: By using copper silver plated contacts, the aviation connector has good conductivity, sensitive contact, which is stable and reliable. 3. STABLE PERFORMANCE: Stable electrical performance, high strength, pressure resistance, high temperature resistance, explosion-proof, and the shell is not easy to corrode. 4. 2 PCS IN A SET: There are 2 PCS aviation connectors in the set, each with a lifespan of more than 500 times, which will definitely meet your different work needs. 5. WIDE APPLICATION: Connectors are widely used in data acquisition systems, mechanical equipment, audio and video, communication, vehicles and other industries. Specification:Item Type: Aviation Connector Shell Material: Zinc Alloy Contact Material: Silver Plated Copper Plug Lifespan: 500 times Insulation Resistance: 1000M Contact Resistance: 3M Hole Size: Approx. 20mm / 0.8in Voltage: AC DC 250V Vibration Frequency: 10-100Hz. Package List:2 x Aviation Connector