| 1 | NCEX | National Car Systems, Inc. | added 10/2001; eliminated 4/2002; 7/2005 (not listed) | | NAKINA |
| 2 | NCEX | National Castings Division, Midland-Ross Corp. | added 10/1966; 10/1966-4/1970; eliminated 1/1972 | | NAKINA |
| 3 | NCEX | National Castings Division, Midland-Ross Corp. | added 10/66; 10/66-4/70; eliminated 1/72 | | NRHS |
| 4 | NCEX | *NATIONAL CASTINGS DIV., MIDLAND-ROSS CORP. | | | PWRC |
| 5 | NCEX | +NATIONAL CAR SYSTEMS, INC. | | | PWRC |
| 6 | NCEX | National Car Systems | | | RSRV |
| 7 | NCEX | NATIONAL CAR SYSTEMS INC | | | SCAC4 |
