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: 42.5 mm tread dia., 37.4 i/d, hub 1.1 mm out from the tyre, pin at 10.8 mm.

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

Scan of the castings in a set for a wd austerity tank/j94 with prototype wheel photos.