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).
Drawing of a driven oil pump wheel made from Duralamin.
| Identifier | ExFiles\Box 116\1\ scan0148 | |
| Date | 22th September 1934 | |
| PART NO. IG/P TYPE 75 PART No. 03037 OIL PUMP WHEEL (DRIVEN) MATL. DURALAMIN. DRILL .125 + .010 DIA WITH BUSH PART NO W2038 IN POSITION 1.591-1 .795" 1.00+.16 .750+.1 .062+.16 .031 R 1.699-1 1.500 PITCH DIA 14 TEETH 10 D.P. SPIRAL ANGLE 21°-2' L.H. ALTERATION LETTERS ALTERATION NUMBERS MATERIAL SIZE THE ROVER CO. LTD. COVENTRY. CHECKED Hms DATE 22-9-34 PART No. 03037 | ||