From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
List of specifications and part numbers for brakes, axles, hubs, and steering components.
| Identifier | ExFiles\Box 169\1\ img041 | |
| Date | 14th April 1930 | |
| (5) RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/HS{Lord Ernest Hives - Chair}14.4.30 Rear Brakes to L.O.P. G.78278 - N.S.2989 - G.L.367 (1) Wider Brake Shoes. 2.250 Foot Brake & 1.250 Hand Brake. (2) Ferobestos Linings. Rear Axle - N.S.2989 & 3063. Axle No. EXP. 7-18 - Ratio 11 x 41. (1) 60" wheel track. N.S.2989. (2) One shot Lubrication. N.S.3063. (3) Spring Bracket Centres increased to suit wider spring centres to N.S.3042/3. Rear Hubs to L.O.P. G.77235. (1) Hub centres Hot Chromium plated by R.R. (2) Hubs loaded with Whitmores Anti-Friction compound. Hand Brake Equalizing Mechn: to L.O.P. G.76951. Front Brake Equalizing Mechn: to L.O.P. G.76650. Front Axle & Brakes to L.O.P. G.77305 - N.S.3060. (1) One shot lubrication with non-return Valve & Filter for Steering Pivot Drip Plug. (2) Ferodo Bonded Asbestos Linings. (3) Hub Centres Hot Chromium Plated by R.R. (4) Hubs loaded with Whitmores Anti-Friction Compound. (5) Pivot lean 2½°. Cross Steering Tube to L.O.P. G.77482. Springs G.77463 (1050 lb. Type). contd. | ||