507129-006Option Part #: 507610-B21
HP 500GB 2.5" SFF 6G Dual Port SAS 7.2K RPM Hot Plug Hard Drive
Spare Part #: 508009-001
Model #: MM0500FAMYT, MM0500FBFVQ
Assembly Part #: 507609-001, 605832-001* Please note that this model 507129-006 is aggregated under HP option # 507610-B21 and HP spare # 508009-001. HP models that are acceptable substitutes include the following: MM0500FAMYT, MM0500FBFVQ, 507609-001, 605832-001. These are 100% identical to the product shown above.