540-44-020-17-400000IC SOCKET PLCC 20POS SMT|MILL-MAX MANUFACTURING CORP|Lead free|RoHS Compliant 940-44-020-17-400000 940-99-020-17-400000CONN PLCC SOCKET 20POS SMT|MILL-MAX MANUFACTURING CORP|Lead All|RoHS Mixed 940-44-020-17-400000