Diagrams Index . Home
1:32 scale
P63
GN carrying wheels.
Trailing wheels for GN No. 1 until rebuilt in 1880 with 4′ 7″ trailing wheels.

4′ 1″ diam., 10 rectangular spokes, rectangular inner rim, apparent tread 3½″, tyre width 5¼″.
Hub 13″ face dia., 2″ out from the tyre.

Sources: measurements direct from preserved loco No. 1 at NRM, York, June 1995.
The Stirling Singles, Leech and Body, David and Charles (1965), page 53. (Tyre width).
Great Northern Locomotive History, RCTS., vol. 2 page 164. (Wheel diameters).

Casting: 38.9 mm tread dia., 33.1 i/d., hub 1.6 mm out from the tyre.
Tyre width for scale modellers: 4.2 mm.

Casting prices and stock . GN loco sets, price list

Scan of a casting in a set for a GN 4-2-2

Scan of casting P63

Cross section diagram of casting P63


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27 Mar 2013