1GB Module (PC2-5300, DDR2-667MHz) for Hewlett-Packard Pavilion Notebook dv9230us OEM Part # equivalent: 406727-001, 409060-001, 414046-001, 417055-001, 431403-001, 432970-001, 434742-001, 446495-001, 448150-003, 448150-004, 451738-001, 452062-001, 454922-001, 485029-004, 5188-5503, EM994AA, EM994UT, GK995AA, RN635-69005, KTH-ZD8000B/1G |