650909-5 is a Type R vertical pin assembly Eurocard connector designed for DIN 41612 and IEC 60603-2 compliant applications. This standard size connector features 54 positions with rows A and C loaded, utilizing 0.64 mm (0.025 in) square ACTION PIN posts for reliable PCB mounting. Key dimensions include A: 95.00 mm (3.740 in), B: 90.00 mm (3.543 in), C: 78.74 mm (3.100 in), and D: 88.01 mm (3.465 in), with a post length of 13.23 mm (0.521 in). The housing is constructed from glass-filled polymer with copper alloy contacts, meeting DIN Level II performance specifications. This connector is ideal for backplane and Eurocard applications requiring robust, standardized interconnect solutions.