Brush Traction 31/5

Built by Brush Traction

Top speed

130 km/h

81 mph

Power output

650 kW

872 hp

Weight

115 t

253,531 lb

Length

17.3 m

56 ft 9 in

Track gauge

1,435 mm

Standard gauge

Axle arrangement

(A1A)(A1A)

Overview of the Brush Traction 31/5

Discover the British Rail Class 31/5, a versatile diesel locomotive renowned for its robust design and operational efficiency.

This powerful machine, identified by its BT31 series and built by Brush Traction, boasts a top speed of 130 km/h, making it suitable for a variety of rail transport needs.

With a standard gauge of 1435 mm and an impressive length of 17.3 meters, the 31/5 is a substantial presence on the tracks.

Its (A1A)(A1A) axle arrangement and a substantial weight of 115 tons contribute to its stability and tractive effort of 160 kN.

The locomotive's dimensions, including a width of 2.67 meters and a height of 3.84 meters, are optimized for its operational environment.

Powered by an output of 650 kW, the BR 31/5 served effectively within British Railways, leaving a legacy of reliable service.

Explore the specifications and history of this iconic diesel locomotive, a testament to British engineering.

Brush Traction 31/5 technical specifications

	Value	Imperial / US
Series	BT31
Built by	Brush Traction
Top speed	130 km/h81 mph	81 mph
Power output	650 kW872 hp	872 hp
Tractive effort	160 kN35,969 lbf	35,969 lbf
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	(A1A)(A1A)
Length	17.3 m56 ft 9 in	56 ft 9 in
Width	2.67 m8 ft 9 in	8 ft 9 in
Height	3.84 m12 ft 7 in	12 ft 7 in
Weight	115 t253,531 lb	253,531 lb