2′ 9½″ diam., disc.
Hub 11″ face dia., level with the tyre.

Casting: 26.2 mm tread dia., 20.3 mm i/d., hub level with the tyre.

Casting prices and stock . WD and USATC loco sets, price list

Scan of castings in a set for a USATC S160 2-8-0 Class S160