NMBS/SNCB Class 73

Last updated
Class 73
CFV3V-SNCB 7304.jpg
Former NMBS/SNCB Class 73 loco 7304 at Mariemburg CF3V, 24 September 2005.
Type and origin
Power type Diesel
Builder BN
Build date1965-1977 (three batches)
Total produced95
Specifications
Configuration:
   Whyte 0-6-0
Gauge 1,435 mm (4 ft 8+12 in) standard gauge
Driver dia.1,262 mm (49.69 in)
Length11.4 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 weight56 t
(55.1 long tons; 61.7 short tons)
Fuel type diesel
Prime mover Cockerill 6TH695SA or 6T240CO
Transmission Voith hydraulic
Performance figures
Maximum speed30 or 60 km/h (19 or 37 mph)
Power output550 kW (740 hp)
Tractive effort 211 kN (47,000 lbf)
Career
Operators SNCB/NMBS
Class 73
Numbers7301-7395
Dispositionin service

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

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

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