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 new and replaced parts for fitting a Disc Type Damper to a 20/25-HP chassis.
| Identifier | ExFiles\Box 105\4\ scan0185 | |
| Date | 10th December 1936 | |
| 25 HP Servo file. 541 To. Rm{William Robotham - Chief Engineer}/HDY.{William Hardy} BY/TWD{T. W. D???Aeith}5/E.10.12.36. 20/25-HP. CHASSIS. GEAR BOX & ACTUATING GEAR. SECTION 6030. REAR BRAKE EQUAL. GEAR. (FOOT). SECTION 6150. FRONT BRAKE EQUALISER. SECTION 6151. SERVO COUNTERSHAFT. SECTION 6156. SERVO MOTOR & MECHANISM. SECTION 6180. N.Sch.4406. Disc Type Damper for Servo Suspension Bracket. N.Sch.4453. Disc Type Damper for Servo Suspension Bracket. As requested, we send you herewith the list of parts required to enable Disc Type Damper to N.Sch's. 4406. and 4453. to be fitted to the above chassis. New Parts. Replaced Parts. Sec.6030. K.3028. C'sk. Head Screw. 1 off. GB.1798. Lug. Disc Damper Link. 1 " K.3022. 1 off. Additional. Sec.6150. G.57026. Pull Rod. 1 off. G.54868. 1 off. Sec.6151. G.57027. Pull Rod. 1 off. G.53529. 1 off. Sec.6156. G.57130. C'shaft Bearing Housing. 1 off. GB.1796. Bush. 1 " G.55976. 1 off. Additional. G.56298. Oil Guard. 1 off. G.77433. Outlet Pipe. 1 " K.4847. Taper Pin. 1 " - Not required. - " " - " " Sec.6180. GB.1804. Fulcrum Pin. Balance Lever. 1 off. GB.1806. Damper Lever. 1 " GB.1807. Suspension Bracket. 1 " G.83157. Pin. Outer Pressure Plates. 1 " G.83159. Washer. Link Pin. 1 " G.83162. Bush. Friction Disc. 1 " G.83163. Nut. Bush in Friction Plate. 1 " G.84820. Clamping Disc Spring. 2 " G.83165. Friction Lining. Damper. 2 " GB.2349. Friction Plate. Outer. 1 " GB.1800 Friction Plate Inner 1 " G.53987. 1 off. G.54912. 1 " G.56207/S.1 1 " Additional. " " " " " " " | ||