NS 9053
| Rerated to 4400 HP 11/2013 |
C44-9W
| 49712 | 1 | 193494 |
NS 9151
| |
C44-9W
| 50404 | 2 | 202380 |
NS 9244
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 50497 | 1 | 208946 |
NS 9251
| Upgraded and Now in Horsehead |
C44-9W
| 51126 | 1 | 208935 |
NS 9386
| Blt. Jun. 1999, in svc, Jun.14,1999, order#1903. Rebuilt to NS 4607 |
C44-9W
| 51261 | 1 | 200104 |
NS 9462
| Rerated to 4400 HP 11/2013 |
C44-9W
| 52371 | 1 | 193797 |
NS 9672
| Upgraded |
C44-9W
| 52994 | 1 | 197177 |
NS 9791
| Upgraded |
C44-9W
| 54050 | 1 | 197012 |
NS 9834
| |
C44-9W
| 54992 | 1 | 240015 |
NS 9922
| |
C44-9W
| 55368 | 1 | 205463 |