| Top Level Part | TOP_LEVEL_PART_NUMBER | The part number of the top-level serialized assembly this row belongs to. |
| Top Level Rev | TOP_LEVEL_REVISION | The revision of the top-level assembly. |
| Top Level SN | TOP_LEVEL_SERIAL_NUMBER | The serial number of the top-level assembly instance. |
| Top Level Status | TOP_LEVEL_STATUS | The inventory status of the top-level assembly (the same status values used across ION inventory). |
| Level | MIN_LEVEL | The BOM level of this component (0 = the top-level assembly itself). |
| Parents | PARENTS | The parent assemblies of this component in the aBOM hierarchy. Expand the cell to see each parent’s part number, revision, trace, level, and path. |
| Required Part | REQUIRED_PART | The part number required at this position in the aBOM. |
| Required Rev | REQUIRED_PART_REVISION | The revision of the required part as specified in the aBOM. |
| Sourcing | SOURCING_STRATEGY | How the part is sourced: buy (purchased) or make (manufactured in-house). |
| Installed Part | INSTALLED_PART | The part number of the inventory unit that was actually installed. |
| Installed Rev | INSTALLED_PART_REVISION | The revision of the installed part. |
| Installed Trace | INSTALLED_PART_TRACE | The serial or lot number of the installed inventory unit. |
| Req Qty | TOTAL_REQ_QUANTITY | The total quantity required at this BOM position. |
| Installed Qty | INSTALLED_QUANTITY | The quantity that has been installed. |
| Installed | IS_FULLY_INSTALLED | Whether the required quantity at this position has been fully installed. |
| BOM Cost | PART_COST | The cost of this part as defined in the part library. |
| Unit Cost | UNIT_COST | The cost recorded on the part inventory line. |
| Avg Cost | AVG_COST | The average cost of this part across purchase orders. |
| Total Cost | TOTAL_COST | The total cost for this row, based on the installed quantity and unit cost. |
| Open Issues | OPEN_ISSUE_COUNT | The number of open issues linked to this component. |
| Total Issues | TOTAL_ISSUE_COUNT | The total number of issues linked to this component, including closed ones. |
| Linked Runs | LINKED_RUNS | Runs associated with this component. Expand the cell to see run ID, status, and due date. |
| Linked POs | LINKED_POS | Purchase order lines associated with this component. Expand the cell to see PO number, position, quantity, cost, line status, PO status, and estimated arrival. |
| Installed At | INSTALLED_TIME | The timestamp when this component was installed. |