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).
Technical drawing of a crankshaft damper with multiple cross-sections and dimensions.
| Identifier | ExFiles\Box 126\2\ scan0145 | |
| Date | 18th November 1938 guessed | |
| CRANKSHAFT DAMPER SS{S. Smith} 219 2- 1/2" dowels dia opp. in each flange 5/8" 9/16" 8" dia 1" 1/4" 1/2" Ferodo 1/16" 12.5° 5/16" lock washer 4 - 5/16" studs 3 15/16" DIA 2 1/2" P.C.D 1/8" 1/4" 1/2" 1/2" 6" dia Section X-X 1 1/8" 'front' 15/16 dia 12.5° 3/8" DIA 2 3/4" x DIA 3 5/8" DIA 1.225" 7/16" 6 Springs 6" dia INERTIA 87.5 lbs ins² 3/4" 1/4" R C'kcase 4 7/8" DIA 3 1/4" DIA | ||