HP Compaq 8530 8530P 8530W Series Part Numbers NSK-H4L01 9J N8282 L01 495042-001 B3AM2W20PY Laptop Keyboard Color Black US Layout Notebook Keyboard HP Compaq 8530 8530P 8530W Series Part Numbers NSK-H4L01 9J N8282 L01 495042-001 B3AM2W20PY Laptop Keyboard Color Black US Layout Notebook Keyboard