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).
Specification document for the Senior Range Gearbox S.R.1, detailing its components and associated part numbers.
| Identifier | ExFiles\Box 153\3\ scan0198 | |
| Date | 7th January 1943 | |
| 1298 AH Chassis To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/Wym{G. Harold Whyman - Experimental Manager}/CP. C to Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} [text is crossed out] Rm{William Robotham - Chief Engineer}/Wym{G. Harold Whyman - Experimental Manager}/CP.10/LH.{Mr Haworth}7.1.43. We give herewith complete specification of the Gearbox S.R.1 :- Work carried out at Clan 6.1.43. Senior Range Gearbox S.R.1. Gearbox and Actuating Mechanism. LOP.RG.{Mr Rowledge}498 - PL.65 - 952. Complete to the above LOP. and schemes, incorporating :- RG.{Mr Rowledge}2140 Gearbox. RG.{Mr Rowledge}173 Tie Rod. RG.{Mr Rowledge}174 Support Bracket. RG.{Mr Rowledge}164/5/6 Selector Shafts. RG.{Mr Rowledge}426 Side Cover. 1st and 3rd Motion Shaft. LOP.RG.{Mr Rowledge}197 - PL.65. Complete to above LOP. and scheme incorporating :- RG.{Mr Rowledge}194 3rd Motion Shaft - S/ZNCR. RG.{Mr Rowledge}100 3rd Speed Driven Gear. RG.{Mr Rowledge}2944 3rd & 4th Sliding Piece. RG.{Mr Rowledge}2943 Outer Cone - 2nd Speed. RG.{Mr Rowledge}2942 1st Speed Driven Gear. RG.{Mr Rowledge}2138/9 Key & Button. 2nd Motion Shaft. LOP.RG.{Mr Rowledge}195 - PL.65. Complete to above LOP. and scheme incorporating :- RG.{Mr Rowledge}190 2nd Motion Shaft - S/ZNCR. (To be modified later). Reverse Gears. LOP.RG.{Mr Rowledge}196 - PL.65. Complete to above LOP. and scheme - incorporating :- RG.{Mr Rowledge}183 Reverse shaft and Gears - S/ZNX. RG.{Mr Rowledge}184 Bearing Shaft. Speedometer Drive. LOP.RG.{Mr Rowledge}500. Complete to above LOP. Incorporating :- RG.{Mr Rowledge}463 Casing. RG.{Mr Rowledge}464 Speedo Drive Shaft. -continued- | ||