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1:32 scale
GWR 0-4-2T 48xx class driving wheel.

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: 49.2 mm tread dia., 42.8 mm i/d., hub 1.1 mm out from the tyre, pin at 7.9 mm.

Casting prices and stock . GWR loco sets, price list

Scan of a casting in a set for a GWR 0-4-2T 48xx class

Scan of casting P151

Cross section diagram of casting P151

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27 Mar 2013