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).
Graphs showing ball pin loads versus adjusting washer thickness for Phantom II front and rear hydraulic shock dampers.
| Identifier | ExFiles\Box 16\4\ Scan142 | |
| Date | 5th May 1930 guessed | |
| X7520. FILE UNDER SHOCK ABSORBERS PHANTOM II HYDRAULIC SHOCK DAMPER ADJUSTMENT 30TH. CAR IN K.{Mr Kilner} SERIES ONWARDS Top Graph: BALL PIN LOADS LBS ADJUSTING WASHER X. THOUSANDTHS OF INS H.P. Washer X = .065 L.P. Washer X = .085 S.S. FRONT SHOCK DAMPER SPRING F80882 FREE LENGTH 1.075 LOADS APPLY TO VALVE CAPS F81399/400 Blueprint Dimensions: X 1.225 1.425 .533 Bottom Graph: BALL PIN LOADS. LBS. ADJUSTING WASHER X. THOUSANDTHS OF INS H.P. WASHER X = .075 L.P. WASHER X = .030 PHANTOM II REAR SHOCK ABSORBERS SPRING F80881 FREE LENGTH 1.160 LOADS APPLY TO VALVE CARS F81387 | ||