The GNR Classes D2 and D3 were two classes of 51 4-4-0 steam locomotives designed by Henry Ivatt for the Great Northern Railway (GNR). They were the first 4-4-0s to be introduced by the GNR, and Ivatt's first original design for the railway as well.

The Ivatt Class D3 and D4 (GNR D3 and D2) 4-4-0 Locomotives. Within a year of taking office with the Great Northern Railway (GNR), Ivatt introduced the GNR's first 4-4-0 design. This design closely resembled the GNR's final series of 2-4-0s (LNER Class E1), although the first of the new 4-4-0s was built first. Classified "Class D2" by the GNR ...

Its boiler was the first domed “standard” boiler with 4ft-5in diameter barrel, superseding the earlier straightback design. No straightback boilers were ever fitted to the 4-4-0s, their use being limited to Classes J5, J8, J9 0-6-0s; F3 0-4-2s; J16 0-6-0STs. The engine was rebuilt (1920) to Class D3 (see later under GRESLEY).

As is customary, engine classes are organized according to the man who was locomotive superintendent when the class was introduced, and to whom the design is often attributed. Six men held this post during the existence of the Great Northern Railway.

May 22, 2023 · Built between 1913 and 1921, the sixty five locomotives of the G.N.R. H3 class were reclassified as K2/2’s by the LNER. They were nicknamed ‘Ragtimers’ due to their reputation for rough riding. Despite this they were a succesful …

All were afterwards given boilers with 6'-4" length firebox (Ivatt and LNER D3). After Grouping two engines (Nos. 1305 and 4320) were renewed with 4'-8" diameter boilers (LNER D2). Nos.

GNR Classes D2 and D3 were two classes of 51 4-4-0 steam locomotives designed by Henry A. Ivatt They were the first 4-4-0s to be introduced by the Great Northern Railway (GNR) and Ivatt's first original design for the GNR. Unlike most 4-4-0s of the era, the D2s were intended for secondary duties from the getgo.

Class: Wheel Arr-angement. Dr. Dia. Cylinders Diam. x Str. Boiler Press. Ad. Wt. EW WO: Grate Area: Evap. Surface: Sup. Surface: Remarks: A1: 4-6-2: 80in: 20x26in(3 ...

Nov 20, 2023 · LNER class D3 4-4-0 was formerly GNR class D2 No. 1075, Doncaster works number 727, built in June 1897, and rebuilt to class D3 in August 1916. Becoming LNER No. 4075, it was taken into Doncaster works in September 1944 for routine general repair, but while there was selected to haul Officers’ special trains.

The GNR Classes D2 and D3 were two classes of 51 4-4-0 steam locomotives designed by Henry Ivatt for the Great Northern Railway (GNR). They were the first 4-4-0s to be introduced by the GNR, and Ivatt's first original design for the railway as well.