OE Number Reference: Each jack has OE numbers including DC301015G00, DC301015H00, DC301015C00, 50.HEEN2.005, 50.HF8N2.00. Compatibility: Compatible with Acer Aspire 3 A315-42 A315-42G A315-54 A315-54K A315-56 A315-56-53E3 and compatible with Acer Aspire 5 A515-33 A515-43 A515-43-R19L-US. Compatibility: Compatible with Acer Aspire A317-51 A317-52 A317-32 A317-51G A317-51K. Construction: Made from metal, these power connectors are designed for longevity and reliability. You can trust them to withstand daily use and prevent future connection failures, ensuring your laptop stays powered up when you need it. Dimensions: These jacks are exact 13.1x12.8mm.