Blueprint drawing for a Crankshaft Extension Stud (Rear).
| Identifier | ExFiles\Box 81\2\ scan0185 | |
| Date | 11th June 1924 | |
| 4832 A DRAWING NO A.6222. SEE ALSO THE FOLLOWING OPERATION DRAWINGS 4.550 .875 ±20 .500 DIA DRILL .250 DIA ±10 .025 CH'F'R AT 45° TURN .491-.494 DIA SCREW .500 DIA. 16 T.P.I. R.H. DRAWN BY: S.K.C. TRACED BY: S.K.C. CHECKED BY: AWS APPROVED BY: Rogers LIMITS: ROLLS-ROYCE OF AMERICA, INC. MODEL: 40 50 SEC.: 5010. WEIGHT: DATE: 11-6-24 SCALE: F {Mr Friese} /1 HEAT TREAT: STANTON BRINELL: 248 - 269 MACHINE ALL OVER MACHINE WHERE MARKED --III-- TITLE: CRANKSHAFT EXTENSION STUD (REAR). MATERIAL: S/N SPECIFICATION: 206 NO. OFF: 1 | ||
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).