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Record: 71951 (21/04/2026)
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GNR/LNER Ivatt "J2" Class 0-6-0
Class Types
| GNR Class |
J21 |
| LNER Class |
J2 |
General
| Designer |
Henry Ivatt |
| Introduced |
1912 |
| Pre-Grouping Company |
Great Northern Railway |
| Grouping Company |
London and North Eastern Railway |
| Description (1957) |
Class J2, a larger superheated version of class J1 built in 1912 after Gresley had succeeded Ivatt at Doncaster. Ten engines, wheel diameter 5'8", originally in class, No. 5024 having been scrapped in 1946. The last of the class was withdrawn in 1954. |
| Wheel Arrangement |
0-6-0 |
| Number Built as J2 |
10 |
| First in Service |
08/1912 |
| Last in Service |
07/1954 |
| Manufacturers |
|
| Orders |
|
| Classification |
Southern Area 2 |
| Route Availability |
5 |
| BR Power Class |
2MT |
| Engine Diagrams |
| Diagram | Details | | Section N, 1924 | 3,500 gallon tender |
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|
|
|
Power
| Variant Introduced |
1912 |
| Tractive Effort |
19,945lbs |
| Inside Cylinders |
19" x 26" (2 off) |
| Inside Valves |
8"Piston |
| Inside Motion |
Stephenson |
Wheels
| Drivers |
5' 8" |
| Locomotive Wheelbase |
16' 3" |
| Tender Wheelbase |
13' |
| Total Wheelbase |
39' 5" |
| Descriptive Wheelbase |
7' 3" + 9' 0" + 10' 2" + 7' 0" + 6' 0" |
Dimensions
| Length (over buffers) |
52' 81⁄2" |
| Weight (in running order) |
93t 12cwt |
| Weight (loco only) |
50t 10cwt |
| Maximum Axle Load |
18t 0cwt |
| Water Capacity |
3,500gal |
| Coal Capacity |
6t 10cwt |
Boiler & Firebox
| Boiler Diagram |
7Sup |
| Boiler Max Diameter |
4' 8" |
| Boiler Barrel Length |
10' 1" |
| Boiler Pressure |
170lbs |
| Boiler Pitch |
8' 9" |
| Firebox Length |
6' 4" |
| Firebox Grate Area |
19ft2 |
| Firebox Heating Surface |
120ft2 |
| Tube Number |
118 |
| Tube Diameter |
13⁄4" |
| Tube Area |
562ft2 |
| Flue Elements |
18 |
| Flue Diameter |
51⁄4" |
| Flue Area |
257ft2 |
| Total Evaporative Area |
937ft2 |
| Superheater Elements |
18 |
| Superheater Element Diameter |
11⁄4" |
| Superheater Element Area |
192ft2 |
| Total Heating Area |
1129ft2 |
|