Belgian Railways Class 73

The Class 73 is a class of diesel locomotives operated by SNCB/NMBS in Belgium.

Class 73
Former NMBS/SNCB Class 73 loco 7304 at Mariemburg CF3V, 24 September 2005.
Type and origin Power type Diesel Builder BN Build date 1965-1977 (three batches) Total produced 95
Specifications Configuration: ​  • Whyte 0-6-0 Gauge 1,435 mm (4 ft 8+1⁄2 in) standard gauge Driver dia. 1,262 mm (49.69 in) Length 11.4 m (37 ft 5 in) first batch 11.17 m (36 ft 8 in) Adhesive weight 9.33 t (9.18 long tons; 10.28 short tons) Loco weight 56 t (55.1 long tons; 61.7 short tons) Fuel type diesel Prime mover Cockerill 6TH695SA or 6T240CO Transmission Voith hydraulic
Performance figures Maximum speed 30 or 60 km/h (19 or 37 mph) Power output 550 kW (740 hp) Tractive effort 211 kN (47,000 lbf)
Career Operators SNCB/NMBS Class 73 Numbers 7301-7395 Disposition in service

The class formed^[when?] the backbone of the NMBS/SNCB shunter fleet. Class 77s have replaced them ^[when?] but they are still to be found across Belgium ^[when?]. They were built in three batches: 7301-7335 during 1965–1967, 7336-7375 during 1973-1974 and finally 7373–7395 in 1976–1977.

External links

• HLR 73
• Photos on Railfaneurope.net