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Württemberg B/B2 Type and origin Builder Esslingen Build date 1868ff. Total produced 86
Specifications Configuration: • Whyte 2-4-0 • UIC 1B n2 Gauge 1,435 mm (4 ft 8+ 1 ⁄2 in )Leading dia. 930 mm (3 ft 1 in) Driver dia.1,530 mm (5 ft 0 in) Length: • Over buffers ~ 13,120 mm (43 ft 1 in) Axle load 11.0 t Adhesive weight 20.0 t Service weight 29.2 t Tender type 2 T 6.5 Water cap. 6.5 m3 Firebox: • Grate area 0.98 m2 Boiler pressure 9 bar Heating surface 102.58 mm Cylinder size 408 mm (16 in) Piston stroke 561 mm (22 in)
The Württemberg Class B and Class B2 engines were steam locomotives with the Royal Württemberg State Railways (Königlich Württembergische Staats-Eisenbahnen ) first built in 1868 by the Maschinenfabrik Esslingen ('Esslingen engineering works') in Esslingen in the former Kingdom of Württemberg in southern Germany .
The engines had a Crampton boiler , an inside Allan valve gear and, for the first time in Württemberg, a Prüsmann chimney. They were equipped with 2 T 6.5 tenders .
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