| Owner: | Canadian National Railways |
| Old Name: | British Columbia Railway |
| Type: | Box Car |
| AAR Class: | XP: Boxcar similar in design to "XM", but which is specially equipped, designed, and/or structurally suitable for a specific commodity loading; except, boxcars (XF, XM, XMI) dedicated to the transportation of commodities in paragraph A, Rule 97, AAR Interchange Rules, must be designated "XP". |
| AAR Type: | A603 |
| Detail Info: | Equipped Box Car, Inside Length: 69' to 79', cushion draft gear/underframe, Sliding door, opening greater than 11 feet |
| Plate: | E |
| Builder: | Gunderson |
| Max Gross Weight: | 286000 |
| Load Limit: | 210800 |
| Dry Capacity: | 6648 |
| Ext L/W/H: | 67' 7" / 10' 8" / 15' 9" |
| Int L/W/H: | 60' 9" / 9' 6" / 11' 6" |
| User Notes: | Gunderson 6646 |
