4-582-501-01 Sony Vaio 60GB 4200RPM Hard Drive Compatible Models:PCG-GR311S23K , PCG-GR414SP , PCG-R505CT , PCG-R505D , PCG-R505DT , PCG-R505QBD , PCG-SR31K , PCG-SRX3F/PB , PCG-SRX51P , PCG-SRX51PA , PCG-U101/P , PCG-V505A , PCG-Z1SP,Note: This hard drive does not include the caddy or the connector. Hard drive caddies and connectors are sold separately.Height 9.5mmForm Factor 2.5