PKP Ol49
PKP Ol49-44 in Chabówka
Type and origin Power type Steam Builder Fablok Build date 1949, 1951–1954 Total produced 116
Specifications Configuration: ​  • Whyte 2-6-2  • UIC 1′C1′ h2 Gauge 1,435 mm (4 ft 8+1⁄2 in) Driver dia. 1,750 mm (68+7⁄8 in) Adhesive weight 51.4 tonnes (50.6 long tons; 56.7 short tons) Loco weight 83.5 tonnes (82.2 long tons; 92.0 short tons) Fuel type Coal Firebox: ​  • Grate area 3.7 m2 (40 sq ft) Boiler pressure 16.3 kg/cm2 (1.60 MPa; 232 psi) Heating surface 159.4 m2 (1,716 sq ft) Superheater: ​  • Heating area 68.3 m2 (735 sq ft) Cylinders Two, outside Cylinder size 500 mm × 630 mm (19+11⁄16 in × 24+13⁄16 in) Valve gear Walschaerts
Performance figures Tractive effort 124 kN (27,880 lbf)
Career Operators PKP Class Ol49 Numbers Ol49-1 to Ol49-112

PKP class Ol49 is a class of ordinary passenger (O) 2-6-2 (l) steam engine designed in 1949 and used in Poland by the Polskie Koleje Państwowe (Polish State Railways) (PKP). A total of 116 were built between 1951 and 1954, 112 for the PKP and four for export to North Korea, by Fablok in Chrzanów.

They replaced the older Ok1 and Ok22.^[1]

Several examples are still in use, based out of Wolsztyn, while others have been mounted at various locations across Poland.

• PKP classification system

• Durrant, A. E. (1972). The Steam Locomotives of Eastern Europe. Newton Abbot, Devon: David and Charles. ISBN 0-7153-4077-8.

• Jennings, Toby (29 January – 25 February 2016). "Poland's Preservation dawn". Steam Railway. No. 450. Bauer Media Group. pp. 64–70. ISSN 0143-7232. OCLC 63292071.