1. Brief introduction of J7 series rectangular electrical connector (aviation plug)

　　The connection method of J7 series rectangular electrical connector (aviation plug) is in-line connection, which is easy to use and can be quickly plugged and unplugged. It has a unique double locking mechanism, rain-proof shell shielding, and the socket is filled with glue. The jack adopts a wire spring hole, which has high reliability, small insertion force and long service life. It is widely used in the circuit connection between various electronic instruments and electrical equipment systems. The national military standard adopted by this series of products is GJB176A-98 "Specification for J7 Series Environmental Resistant Wire Spring Hole Rectangular Electrical Connectors"
2. Main technical performance:
1. Environmental technical performance
　　Working temperature: -55℃～+125℃
　　Relative humidity: Relative humidity 92%—98%
　　at 40±2℃ Working pressure: 101.33Kpa～6.67Pa
　　Sinusoidal vibration: 10Hz～2000Hz, acceleration 245m/s ²
　　Sealing (only sealed socket): pressure resistance 0.2Mpa
　　impact: acceleration 1176m/s ²
　　Collision: Acceleration 392 m/s ²
　　Centrifugal: Acceleration 784 m/s ²
　　Rainproof: Rainfall 5mm/min
　　Mechanical life: 1000 times
2. Electrical performance