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.
Locos built by Stephenson. Nos 9-12, 21, 25.
5′ 0″ diam., 16 rect spokes, rect rim, apparent tread 4¼″.
Hub 16″ face dia., 3″ out from the tyre, pin between at 12″.
Sources: works drg and photos.
Casting: 35.0 mm tread dia., 30.0 mm i/d., hub 1.75 out from the tyre, pin at 7.0 mm.
Casting prices and stock . Brecon & Merthyr loco sets, price list
Scan of castings in a set for a B & M 2-4-0T.
27 Mar 2013