6′ 6″ diam., 20 oval spokes, rectangular inner rim, 4″ apparent tread,
hub 16″dia., 2″ out from the tyre, pin in line at 10″.
Source: works drawings.
Casting: 61.9 mm tread dia., 55.5 mm i/d., hub 1.6 mm out from the tyre, pin at 7.94 mm.
Scan of a casting in a set for a SECR class E
27 Mar 2013