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Record: 71951 (21/04/2026)
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LNER Gresley "J38" Class 0-6-0
Class Types
| LNER Class |
J38 |
General
| Designer |
Sir Nigel Gresley |
| Introduced |
1926 |
| Grouping Company |
London and North Eastern Railway |
| Description (1957) |
Class J38. Large 4'8" mineral engines designed by Gresley. A class of 35 engines built in 1926 for use on the North British section in Scotland. All still in service in 1957. |
| Wheel Arrangement |
0-6-0 |
| Number Built as J38 |
35 |
| First in Service |
28/01/1926 |
| Last in Service |
22/04/1967 |
| Manufacturers |
|
| Orders |
|
|
|
|
Power
|
J38/1 |
J38/2 |
| Variant Introduced |
1926 |
1932 |
| Tractive Effort |
28,414lbs |
As J38/1 |
| Inside Cylinders |
20" x 26" (2 off) |
As J38/1 |
| Inside Valves |
8"Piston |
As J38/1 |
| Inside Motion |
Stephenson |
As J38/1 |
Wheels
|
J38/1 |
J38/2 |
| Drivers |
4' 8" |
As J38/1 |
| Locomotive Wheelbase |
17' |
As J38/1 |
| Tender Wheelbase |
13' 4" |
As J38/1 |
| Total Wheelbase |
41' 3" |
As J38/1 |
| Descriptive Wheelbase |
8' 0" + 9' 0" + 10' 9" + 7' 3" + 6' 3" |
As J38/1 |
Dimensions
|
J38/1 |
J38/2 |
| Length (over buffers) |
4' 8" |
As J38/1 |
| Weight (in running order) |
58t 19cwt |
As J38/1 |
| Maximum Axle Load |
20t 6cwt |
As J38/1 |
| Water Capacity |
4,200gal |
As J38/1 |
| Coal Capacity |
7t 10cwt |
As J38/1 |
Boiler & Firebox
|
J38/1 |
J38/2 |
| Boiler Diagram |
97A |
97 |
| Boiler Max Diameter |
5' 6" |
5' 6" |
| Boiler Barrel Length |
11' 45⁄8" |
11' 45⁄8" |
| Boiler Pressure |
180lbs |
180lbs |
| Boiler Pitch |
8' 91⁄2" |
As J38/1 |
| Firebox Length |
9' |
9' |
| Firebox Grate Area |
26ft2 |
26ft2 |
| Firebox Heating Surface |
171.5ft2 |
171.5ft2 |
| Tube Number |
177 |
177 |
| Tube Diameter |
13⁄4" |
13⁄4" |
| Tube Area |
912.25ft2 |
871.75ft2 |
| Flue Elements |
24 |
24 |
| Flue Diameter |
51⁄4" |
51⁄4" |
| Flue Area |
371ft2 |
354.53ft2 |
| Total Evaporative Area |
1454.75ft2 |
1397.78ft2 |
| Superheater Elements |
24 |
24 |
| Superheater Element Diameter |
17⁄32" |
17⁄32" |
| Superheater Element Area |
289.6ft2 |
271.8ft2 |
|
