SP F-units page
The SP, SSW and T&NO all owned examples of EMD's F-units, from FT's to FP7's. We will try to capture them on this page, inspired by my good buddy Bill Klope's love for them.
Original orders:
SSW FTA:
| Orig. road numbers | EMD const. no. | class | build date |
| SSW 900A,D | 2306-2307 | Z-27 | 06/1944; drawbar paired to FTB |
| SSW 905A,D | 2308-2309 | Z-27 | 06/1944; drawbar paired to FTB |
| SSW 910A,D | 2310-2311 | Z-27 | 07/1944; drawbar paired to FTB |
| SSW 915A,D | 3227-3228 | Z-13.5 | 06/1945 |
| SSW 920A,D | 3229-3230 | Z-13.5 | 06/1945 |
SSW FTB:
| Orig. road numbers | EMD const. no. | class | build date |
| SSW 900B,C | 2312-2313 | Z-27 | 06/1944; drawbar paired to FTA |
| SSW 905B,C | 2314-2315 | Z-27 | 06/1944; drawbar paired to FTA |
| SSW 910B,C | 2316-2317 | Z-27 | 07/1944; drawbar paired to FTA |
| SSW 915B,C | 3231-3232 | Z-13.5 | 06/1945 |
| SSW 920B,C | 3233-3234 | Z-13.5 | 06/1945 |
SP F3A:
| Orig. road numbers | EMD const. no. | class | build date |
| SP 6100A,D-6119A,D | 4502-4541 | DEF-1/DF-1 | 05/1947-01/1948 |
| SP 6120A,D-6139A,D | 6903-6942 | DEF-2/DF-2 | 10/1948-02/1949 |
SP F3B:
| Orig. road numbers | EMD const. no. | class | build date |
| SP 6100B,C-6119B,C | 4542-4581 | DEF-1/DF-1 | 05/1947-01/1948 |
| SP 6120B,C-6139B,C | 7066-7105 | DEF-2/DF-2 | 10/1948-02/1949 |
SP F7A:
| Orig. road numbers | EMD const. no. | class | build date |
| SP 6140A,D-6142A,D | 6943-6948 | DEF-3/DF-3 | 06/1949 |
| SP 6143A,D-6159A,D | 6949-6982 | DEF-4/DF-4 | 06-08/1949 |
| SP 6160A,D-6169A,D | 7106-7125 | DEF-4/DF-4 | 08-10/1949 |
| SP 6240-6279 | 7214-7253 | DF-5 | 12/1949-01/1950 |
| SP 6280-6295 | 9237-9252 | DF-5 | 02/1950 |
| SP 6296-6339 | 10601-10644 | DF-6 | 10-12/1950 |
| SP 6340-6367 | 12745-12772 | DF-7 | 08/1951 |
| SP 6368-6377 | 12801-12810 | DF-7 | 09/1951 |
| SP 6378-6405 | 16559-16586 | DF-8 | 07-08/1952 |
| SP 6406-6423 | 17172-17189 | DF-9 | 11/1952 |
| SP 6440-6445 | 18154-18159 | DF-11 | 02/1953 |
SP F7B:
| Orig. road numbers | EMD const. no. | class | build date |
| SP 6140B,C-6142B,C | 7126-7131 | DEF-3/DF-3 | 06/1949 |
| SP 6143B,C-6149B,C | 7132-7145 | DEF-4/DF-4 | 06/1949 |
| SP 6150B,C-6169B,C | 8187-8226 | DEF-4/DF-4 | 06-10/1949 |
| SP 8140-8179 | 7254-7293 | DF-5 | 12/1949-01/1950 |
| SP 8180-8195 | 9253-9268 | DF-5 | 02/1950 |
| SP 8196-8211 | 10645-10660 | DF-6 | 10-11/1950 |
| SP 8212-8239 | 11881-11908 | DF-6 | 11-12/1950 |
| SP 8240-8267 | 12773-12800 | DF-7 | 08/1951 |
| SP 8268-8285 | 17190-17207 | DF-9 | 11/1952 |
| SP 8290-8303 | 18160-18153 | DF-11 | 02-03/1953 |
T&NO F7A:
| Orig. road numbers | EMD const. no. | class | build date |
| T&NO 338-353 (1st) | 12811-12826 | DF-7 | 09/1951 |
| T&NO 354-363 | 17208-17217 | DF-9 | 12/1952-01/1953 |
| T&NO 364-381 | 18357-18374 | DF-11 | 05-07/1953 |
T&NO F7B:
| Orig. road numbers | EMD const. no. | class | build date |
| T&NO 538-541 (1st) | 12827-12830 | DF-7 | 09/1951 |
| T&NO 542-545 | 17220-17223 | DF-10 | 12/1952 |
| T&NO 546-547 | 17218-17219 | DF-9 | 01/1953 |
| T&NO 548-553 | 18375-18380 | DF-13 | 05-07/1953 |
SSW F7A:
| Orig. road numbers | EMD const. no. | class | build date |
| SSW 925=937 (odd) | 8755-8761 | Z-15 | 02-04/1950 |
| SSW 939 | 11626 | Z-15 | 04/1950 |
| SSW 941=947 (odd) | 14673-14676 | Z-15 | 07/1951 |
| SSW 949=959 (odd) | 14817-14822 | Z-15 | 10/1951 |
| SSW 961=967 (odd) | 16812-16815 | Z-15 | 05/1952 |
| SSW 969=975 (odd) | 17424-17427 | Z-15 | 09/1952 |
SSW F7B:
| Orig. road numbers | EMD const. no. | class | build date |
| SSW 926=932 (even) | 8762-8765 | Z-15 | 02/1950 |
| SSW 934 | 11627 | Z-15 | 04/1950 |
| SSW 936=938 (even) | 14677-14678 | Z-15 | 07/1951 |
| SSW 940=950 (even) | 14823-14828 | Z-15 | 10/1951 |
| SSW 952=958 (even) | 16816-16819 | Z-15 | 05/1952 |
SSW FP7:
| Orig. road numbers | EMD const. no. | class | build date |
| SSW 330 | 11628 | Z-15 | 04/1950 |
SP FP7:
| Orig. road numbers | EMD const. no. | class | build date |
| SP 6446-6461 | 18130-18145 | DF-12 | 02-03/1953 |
1949 Renumbering (dropping alpha suffix)
1949-1951 transfer of SP F3's to T&NO
1952-1953 F-unit swap between SP and T&NO
1954-1959 T&NO F9m rebuilding program
1957-1958 F-unit swap between SP and T&NO
1960-1961 transfer of T&NO F7's to SP