Lenovo HDD PARTS
5M20N98521
is compatible in the following Models:
Lenovo 500 Series (IdeaPad)
IdeaPad 520-15IKB (80YL) Laptop - 80YL008DGE
IdeaPad 520-15IKB (81BF) Laptop - 81BF002WAX
IdeaPad 520-15IKB (81BF) Laptop - 81BF00G5PG