J7 series of products for the low-frequency electrical connectors, J7W is sealing type, with GJB176A-86 standard, double-locking structure insurance, fillet Prevention Chap design, termination of welding, is small in size, light weight characteristics, widely used in strategic weapons systems, NASA satellite systems,

Elctronic instruments, meters and the connecting cables.
1, Mainly technical performance
1, Mechanical properties
Shell: High strength aluminum alloy,
Insulator: Heat-resistant thermo plastic materials
Shell plating: Electrolee nickel
Contacts: Copper alloy, gold plated
Rubber pieces: Silicone rubber materials
Mechanical life: 500 cycles.