Diagrams Index . Home
7 mm/ft scale
B437
NE 4-4-2 Z class/ LNER C7/2 class tender wheels.

3′ 9¼″ diam., 12 oval spokes, apparent tread 4″.
Hub 13″ face dia., 1″ out from the tyre.

Casting: 26.4 tread dia., 21.6 i/d., hub 0.6 mm out from the tyre.

Casting prices and stock . NE loco sets, price list

Scan of a casting in a set for a NE 4-4-2 Z class.

Scan of casting B437

Cross section diagram of casting B437
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.


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27 Mar 2013