Sparepart: HP HINGE KIT 17.3, 602677-001
List of compatible models includes: 4720s i3-350M 17.3 2GB/250 BLK NB PC, 4720s i3-350M 17.3 3GB/320 BLK PC, 4720s i3-370M 17.3 2GB/500 BLK PC, 4720s i3-380M 17.3 3GB/320 BLK PC, 4720s i5-408M 17.3 4GB/500 BLK PC, 4720s i5-450M 17.3 4GB/500 BLK NB PC, 4720s i5-460M 17.3 4GB/250 BLK PC, 4720s i5-480M 17.3 4GB/640 BLK PC, 4720s i5-540M 17.3 2GB/500 BLK PC, 4720s i5-560M 17.3 4GB/500 BLK PC, 4720s i7-620M 17.3 4GB/500 BLK PC, 4720s i7-640M 17.3 4GB/500 BLK PC, Compaq 4720s i3-330M 17.3 250/4GB PC, Compaq 4720s i5-520M 17.3 250/4GB PC, ProBook 4720s Base Model Notebook PC, ProBook 4720s i335M 17 3GB/320 BLK PC, ProBook 4720s P4500 17 2GB/250 BLK PC, Promo 4720 i5-450 17.3 500/4GB PC, Promo 4720s i5-460M 500/4GB BLK PC, SRP/HP 4520s JPN2