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).
Blueprint for a Bush for PII Rockers.
| Identifier | ExFiles\Box 96\2\ scan0191 | |
| Date | 14th December 1936 guessed | |
| RM{William Robotham - Chief Engineer} 274 1 HOLE .025 DIA 1.047 .524 ± .015 .550 8 HOLES DRILL .062 DIA 1.123 ± .004 .9687 +.001 -.002 CHAMFER .025 AT 45° BOTH ENDS .847 UNDERCUT 1.062 DIA END FACES MUST BE SQUARE WITH FINE LIMIT DIAMETERS. FINE LIMIT DIAMETERS MUST BE CONCENTRIC. MATERIAL BZ/Pc BUSH, PII ROCKERS. RM{William Robotham - Chief Engineer} 274 KScholes | ||