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Record: 10235 (26/09/2023)
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NER/LNER Worsdell "N9" Class 0-6-2T
Class Types
NER Class |
N |
LNER Class |
N9 |
General
Designer |
Thomas Worsdell |
Introduced |
1893 |
Pre-Grouping Company |
North Eastern Railway |
Grouping Company |
London and North Eastern Railway |
Description (1957) |
Class N8 & Class N9. Class N8 consisted originally of 62 engines, 5'1" 0-6-2T's, built by T. W. Worsdell in 1886-90 for the North Eastern. As first 134 constructed they were Worsdell-von Borries 2-cylinder compounds, but were later all converted to simples and some fitted with superheaters and/or piston valves. No. 69390 was the only locomotive of the class still running in 1956. Class N9 were 20 somewhat similar engines built new as simples 135 in 1893-94 by Wilson Worsdell, and all scrapped by 1955. |
Wheel Arrangement |
0-6-2T |
Number Built as N9 |
20 |
Number Scrapped |
20 |
First in Service |
05/1893 |
Last in Service |
07/1955 |
Manufacturers |
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Orders |
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Power
Variant Introduced |
1893 |
Tractive Effort |
20,840lbs |
Inside Cylinders |
19" x 26" (2 off) |
Inside Valves |
Slide |
Inside Motion |
Stephenson |
Wheels
Drivers |
5' 11⁄4" |
Truck |
3' 91⁄4" |
Total Wheelbase |
22' 6" |
Descriptive Wheelbase |
8' 0" + 8' 6" + 6' 0" = 22' 6" |
Dimensions
Length (over buffers) |
36' 1" |
Weight (in running order) |
56t 10cwt |
Adhesive Weight |
44t 18cwt |
Maximum Axle Load |
16t 4cwt |
Water Capacity |
1,500gal |
Coal Capacity |
2t 10cwt |
Boiler & Firebox
Boiler Diagram |
67 (Saturated) |
Boiler Max Diameter |
4' 3" |
Boiler Barrel Length |
10' 7" |
Boiler Pressure |
160lbs |
Boiler Pitch |
7' 51⁄2" |
Firebox Type |
Round Top |
Firebox Length |
6' |
Firebox Grate Area |
17.2ft2 |
Firebox Heating Surface |
108ft2 |
Tube Number |
205 |
Tube Diameter |
13⁄4" |
Tube Area |
1025ft2 |
Total Evaporative Area |
1133ft2 |
Total Heating Area |
1133ft2 |
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