This example shows a tyre width of 3.5 mm for Gauge 0 Fine.
For Scale7 remove more metal from the back of the wheel to give a tyre thickness of 3.2 mm instead of 3.5 mm.
5′ 2″ diam., 16 oval spokes, rectangular inner rim, 5¾″ tyre width, 4¼″ apparent tread.
Hub 14″ face dia., 1⅜″ out from the tyre, pin between at 10″.
Tyre width for scale models: 4.56 mm.
Source: works drawings for the 1400 class, lots 279, 287 and 288.
Casting: 36.2 mm tread dia., 31.1 mm i/d., hub 0.8 mm out from the tyre, pin at 5.5 mm.
Casting prices and stock . GWR loco sets, price list
Scan of a casting in sets for GWR 0-6-0 22xx . 0-6-0PT 54xx . 0-4-2T 48/14xx.
27 Mar 2013