The SAMTEC SEAM-40-03.5-S-06-2-A-K-TR is a .050" SEARAYâ„¢ High-Speed High-Density Open-Pin-Field Array Terminal, designed to provide high-speed and high-density connectivity in a compact and reliable package. This terminal features a unique open-pin-field design for easy mating and unmating, making it ideal for high-performance applications where space is limited.