4′ 3″ diam., 14 rectangular spokes, inner rim with a raised rib, 3¼″ apparent tread.
Hub 17″ face dia., 2½″ out from the tyre, pin between at 13″

Source: Hunslet 1958 at Quaindon Road measured direct in 1995.

Castings: 40.48 mm tread dia., 35.3 i/d, hub 2.0 mm out from the tyre, pin at 10.32 mm.

Casting prices and stock . WD/MOS loco sets, price list

Scan of the castings in a set for a WD Austerity Tank/J94 with prototype and model photographs.