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Record: 71951 (21/04/2026)
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NER/LNER Worsdell "J21" Class 0-6-0


Class Types
NER Class C (Original designation for Worsdell's 0-6-0 compound engines of 1886.)
NER Class C1 (Original designation for Worsdell's 0-6-0 simple engines (as opposed to the compound class C))
NER Class C (All class C compound's were converted to class C1 simples by 1914, so the suffix was dropped and the whole class became known as class C)
LNER Class J21

General
Designer Thomas Worsdell
Introduced 1886
Pre-Grouping Company North Eastern Railway
Grouping Company London and North Eastern Railway
Description (1957) Class J21. Worsdell 5'1" 0-6-0's for the N.E.R., originally 201 engines built between 1886 and 1894, most of which were constructed as 2-cylinder Worsdell-von Borries compounds. They were eventually rebuilt as simples and some were su-perheated. A few survivors still in service in 1957.
Wheel Arrangement 0-6-0
Number Built as J21 201
Number Scrapped 200
Number Preserved 1
First in Service 08/1886
Last in Service 23/04/1962
Manufacturers
ManufacturerTotal
Darlington Works 30
Gateshead Works 171
Orders
BuilderSponsorOrder #DateSize
Gateshead Works  n/a 1886 10
Gateshead Works  n/a 1886 1
Gateshead Works  n/a 1887 10
Gateshead Works  n/a 1888 10
Gateshead Works  n/a 1889 10
Gateshead Works  n/a 1889 10
Gateshead Works  n/a 1889 10
Gateshead Works  n/a 1889 10
Gateshead Works  n/a 1889 10
Darlington Works  n/a 1890 10
Darlington Works  n/a 1890 10
Gateshead Works  n/a 1890 10
Gateshead Works  n/a 1890 10
Darlington Works  n/a 1891 10
Gateshead Works  n/a 1891 10
Gateshead Works  n/a 1891 10
Gateshead Works  n/a 1891 10
Gateshead Works  n/a 1892 10
Gateshead Works  n/a 1892 10
Gateshead Works  n/a 1894 10
Gateshead Works  n/a 1894 10

Illustration
Copyright: John Sutters c/o Phil Seaford
Power
Simple Compound
Variant Introduced 1886 1886
Tractive Effort 19,237lbs
As Simple
Inside Cylinders 18" x 24" (2 off)
As Simple
Inside Valves Slide Slide
Inside Motion Joy Joy

Wheels
Simple Compound
Drivers 5' 11⁄4"
As Simple
Locomotive Wheelbase 16' 6"
As Simple
Tender Wheelbase 12' 8"
As Simple
Total Wheelbase 37' 93⁄4"
As Simple
Descriptive Wheelbase 8' 0" + 8' 6" + 8' 7¾" + 6' 4" + 6' 4" = 37' 9¾"
As Simple

Dimensions
Simple Compound
Length (over buffers) 50' 81⁄8"
As Simple
Weight (in running order) 79t 4cwt
As Simple
Weight (loco only) 42t 8cwt
As Simple
Maximum Axle Load 15t 10cwt
As Simple
Water Capacity 3,038gal
As Simple
Coal Capacity 5t 0cwt
As Simple

Boiler & Firebox
Simple Compound
Boiler Diagram 67 (Saturated)
As Simple
Boiler Max Diameter 4' 3"
As Simple
Boiler Barrel Length 10' 7"
As Simple
Boiler Pressure 160lbs
As Simple
Boiler Pitch 7' 51⁄2"
As Simple
Firebox Type Round Top
As Simple
Firebox Length 6'
As Simple
Firebox Grate Area 17.2ft2
As Simple
Firebox Heating Surface 108ft2
As Simple
Tube Number 205
As Simple
Tube Diameter 13⁄4"
As Simple
Tube Area 1025ft2
As Simple
Total Evaporative Area 1133ft2
As Simple
Total Heating Area 1133ft2
As Simple