1-5316318-1 is a fine pitch SMT stacking receptacle connector designed for parallel board-to-board applications. This 160-position receptacle features a 0.6mm pitch and is designed for 12H (12mm) stacking height configurations. Key dimensions include A: 47.4mm, B: 50.0mm, C: 54.7mm, D: 50.6mm, and E: 11.25mm. The connector is rated for 50 VAC voltage, 0.5 ampere current, with overall resistance less than 30 milliohms and operates within a temperature range of -40°C to +85°C. The housing is made of high temperature thermoplastic with 94V-0 rating, and contacts feature gold plating on contact areas with nickel underplating. This connector is ideal for compact electronic assemblies requiring reliable board-to-board interconnections.