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Record: 12282 (30/03/2025)
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GCR/LNER Pollitt "D5" Class 4-4-0


Class Types
GCR Class 11
LNER Class D5

General
Designer Harry Pollitt
Introduced 1895
Pre-Grouping Company Great Central Railway
Grouping Company London and North Eastern Railway
Wheel Arrangement 4-4-0
Number Built as D5 6
First in Service 07/1895
Last in Service 03/1933
Manufacturers
ManufacturerTotal
Gorton Works 6
Orders
BuilderSponsorOrder #DateSize
Gorton Works  n/a 1895 6

Illustration
Copyright: John Law
Power
D5 D5
Variant Introduced 1895 1925
Tractive Effort 14,421lbs
As D5
Inside Cylinders 18.5" x 26" (2 off)
As D5
Inside Valves Slide
As D5
Inside Motion Stephenson
As D5

Wheels
D5 D5
Pony 3' 6"
As D5
Drivers 7'
As D5
Locomotive Wheelbase 22' 2"
As D5
Tender Wheelbase 13'
As D5
Total Wheelbase 44' 8"
As D5
Descriptive Wheelbase 5' 9" + 7' 5" + 9' 0", 6' 6" + 6' 6" = 44' 8"
As D5

Dimensions
D5 D5
Length (over buffers) 54' 01⁄4"
As D5
Weight (in running order) 85t 17cwt
As D5
Adhesive Weight 33t 7cwt
As D5
Maximum Axle Load 17t 0cwt
As D5
Water Capacity 3,080gal
As D5
Coal Capacity 5t 0cwt
As D5

Boiler & Firebox
D5 D5
Boiler Diagram 22Sat
As D5
Boiler Max Diameter 4' 4"
As D5
Boiler Barrel Length 11'
As D5
Boiler Pressure 160lbs
As D5
Boiler Pitch 7' 11"
As D5
Firebox Length 6' 4"
As D5
Firebox Grate Area 19.59ft2
As D5
Firebox Heating Surface 108ft2
As D5
Tube Number 190 90
Tube Diameter 13⁄4" 17⁄8"
Tube Area 993ft2 503ft2
Flue Elements   18
Flue Diameter   51⁄4"
Flue Area   282ft2
Total Evaporative Area 1101ft2 785ft2
Superheater Elements   18
Superheater Element Diameter   11⁄16"
Superheater Element Area   138ft2