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New York, Ontario & Western class U
The NYO&W was the most important milk hauler for New York City, but also had to haul heavy passenger traffic in the summer months. These 17 anthracite-burning camelback Moguls were built between 1901 and 1905 to haul ...
General
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Built | 1901-1905 |
| Manufacturers | Cooke, Dickson |
| Wheel arrangement | 2-6-0 (Mogul) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Length | 18.35 m |
| Length loco | 10.40 m |
| Wheelbase | 6.93 m |
| Rigid wheelbase | 4.19 m |
| Total wheelbase | 15.72 m |
| Service weight | 73.8 t |
| Adhesive weight | 63.4 t |
| Axle load | 21.1 t |
| Total weight | 137.3 t |
| Water capacity | 19,684 l |
| Fuel capacity | 9.1 t (coal) |
Boiler
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Grate area | 7.432 m² |
| Firebox surface | 15.236 m² |
| Tube heating surface | 114.178 m² |
| Evaporative heating surface | 129.414 m² |
| Superheater surface | 31.401 m² |
| Total heating surface | 160.8 m² |
Power plant
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Driver diameter | 1,753 mm |
| Boiler pressure | 13.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 533 x 711 mm |
Power
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Power source | steam |
| Estimated power | 1,044 kW (1,419 PS) |
| Starting effort | 128.6 kN |
Calculated values
| Property | New York, Ontario & Western class U superheated |
|---|---|
| Factor of adhesion | 1 : 4.84 |
| Optimal speed | 50 km/h |
| Power-to-weight ratio | 14.1 kW/t |
| Heating Surface Equivalent | 268.4 m² |
| Cylinder volume/HSE | 1 : 1,184.25 |
| Adhesive weight/Total | 1 : 1.16 |
| Tractive force/Heating surface | 1 : 16.70 |
| Grate area/Heating surface | 1 : 21.64 |
| Firebox/Tube surface | 1 : 7.49 |
| Total/Superheater | 1 : 4.12 |
