HP N15428-001 is a rear cooling fan spare part for the HP Z8 Fury G5 Workstation. HP's service guide identifies this exact part number as the workstation's rear fan, making it a replacement component for that position in the system.
The fan measures 120 × 38 mm. The service guide shows its cable connecting to the system board and notes that installation follows the removal steps in reverse. This provides a clear service reference for replacing the rear fan in the specified workstation.