| Class | Wheel Arr. |
Dr. Dia. |
Cylinders Dia. x Str. |
Boiler Press. |
Ad. Wt. |
EW WO |
Grate Area |
Evap. Surface |
Sup. Surface |
Remarks |
| 7 | 0-6-0 | 50in | 19x26in | 180psi | 54t | 54t | 26sq.ft. | 1245sq.ft. | none | B&O D-36 |
| 10 | 0-6-0 | 50in | 19x26in | 170psi | 51t | 51t | 22sq.ft. | 1445sq.ft. | none | B&O D-37 |
| 51 | 0-6-0 | 57in | 22x28in | 175psi | 74t | 74t | 33sq.ft. | 2055sq.ft. | 460sq.ft. | B&O D-38 |
| 88 | 0-6-0 | 51in | 18x24in | 160psi | 41t | 41t | 15sq.ft. | 1340sq.ft. | none | B&O D-28 |
| 101 | 4-6-0 | 69in | 21x28in | 190psi | 65t | 89t | 53sq.ft. | 2205sq.ft. | 460sq.ft. | B&O B-57 |
| 121 | 4-6-2 | 73in | 23x28in | 200psi | 71t | 111t | 49sq.ft. | 2480sq.ft. | 580sq.ft. | B&O P-8 |
| 164 | 4-4-0 | 66in | 18x26in | 180psi | 42t | 63t | 29sq.ft. | 1800sq.ft. | none | NYC C-97c |
| 201 | 4-6-0 | 57in | 19x28in | 200psi | 56t | 74t | 29sq.ft. | 1700sq.ft. | 360sq.ft. | B&O B-58 |
| 301 | 2-8-0 | 57in | 22x28in | 200psi | 80t | 90t | 49sq.ft. | 2070sq.ft. | 470sq.ft. | B&O E-41 |
| 331 | 2-8-0 | 63in | 23x32in | 200psi | 90t | 100t | 55sq.ft. | 3775sq.ft. | none | B&O E-45 |
| 401 | 2-8-2 | 63in | 27x30in | 185psi | 102t | 134t | 70sq.ft. | 4235sq.ft. | 945sq.ft. | B&O Q-2 |
| 501 | 2-8-0 | 50in | 20x24in | 150psi | 50t | 56t | 29sq.ft. | 1940sq.ft. | none | B&O E-46 |
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