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Record: 71951 (21/04/2026)
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NER/LNER Tennant "J74" Class 0-6-0T


Class Types
NER Class 8
LNER Class J74

General
Designer Henry Tennant
Introduced 1885
Pre-Grouping Company North Eastern Railway
Grouping Company London and North Eastern Railway
Wheel Arrangement 0-6-0T
Number Built as J74 8
Manufacturers
ManufacturerTotal
Gateshead Works 8

Power
Variant Introduced 1885
Tractive Effort 17,077lbs
Inside Cylinders 17" x 24" (2 off)
Inside Valves Slide
Inside Motion Stephenson

Wheels
Drivers 4' 71⁄4"
Total Wheelbase 15' 9"
Descriptive Wheelbase 7' 9" + 8' 0" = 15' 9"

Dimensions
Length (over buffers) 27' 1"
Weight (in running order) 43t 10cwt
Maximum Axle Load 15t 4cwt
Water Capacity 995gal
Coal Capacity 2t 0cwt

Boiler & Firebox
Boiler Diagram 69
Boiler Max Diameter 4' 3"
Boiler Barrel Length 10' 3"
Boiler Pressure 160lbs
Boiler Pitch 6' 115⁄8"
Firebox Type Domed
Firebox Length 5' 6"
Firebox Grate Area 15.16ft2
Firebox Heating Surface 98ft2
Tube Number 205
Tube Diameter 13⁄4"
Tube Area 995ft2
Total Evaporative Area 1093ft2