London Underground M and N Stock

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M and N Stock
In service	1935–1971
Manufacturer	BRC&W (M Stock) and Metro-Cammell (N Stock)
Specifications
Car length	50 ft (15.24 m)
Width	8 ft 11+5⁄16 in (2.726 m)
Height	12 ft 3+1⁄2 in (3.747 m)
Weight	DM 34.03 long tons (34.58 t; 38.11 short tons) T 23.82 long tons (24.20 t; 26.68 short tons)
Seating	42
Notes/references
London transport portal

The London Underground M Stock and N Stock were similar designs of rolling stock built in 1935. As the new cars were urgently required they were based on existing L Stock. Several years after construction both types were absorbed into the Q Stock. The last of these trains were withdrawn in 1971.