The 1-22145-3 is a 3.5 mm blind mate RF connector bulkhead plug designed for panel-mounted RF applications. This connector features a 0.480 inch diameter bulkhead interface with a maximum panel thickness of 0.150 inches and a recommended panel cutout of 0.750 inches. The connector is compatible with RG/U cable types and supports semi-rigid cable configurations, with specific die sets and locators available through the AMP Hand Tool Kit No. 59981-1. This blind mate connector is commonly used in RF systems requiring reliable, repeatable connections in space-constrained panel installations where quick mating and demating are essential.