Diagrams Index . Home
1:22.6, Gauge 3
Driving wheel for LMS 4-6-0 Jubilee class.

6′ 9″ diam., 21 oval spokes, reinforced near the pin, vee inner rim, apparent tread 4″.
Hub 20½″ face dia., pin between at 13″, central boss is 1½″ out from the tyre.

Source: Kohlhapur at Loughborough in 1995, measured direct.

Casting: 91.04 mm tread dia., 81.9 mm i/d., hub 2.1 mm out from the tyre, pin at 14.6 mm.

Gauge 3 loco set prices . Casting prices and stock

Scan of a casting in a set for: LMS Jubilee

Suitable for the Gauge 3 Society 2010 minimum tyre width of 6.8 mm, or the earlier standard of 8.0 mm.

Scan of casting X153   Scan of casting X153 machined

Cross section diagram of casting X153

Cross section diagram for casting X153 for 6.8 mm wide tyre
Diagram showing safe areas for work holding for machining with a form tool for 6.8 mm wide tyres.
A is the first cut. B is the second cut before facing the rest of the front.
Then bore the axle hole before reversing the work in the chuck and facing the back.
Then form the tyre by your preferred method.
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27 Mar 2013