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).
Drawing of a Friction Lining.
| Identifier | ExFiles\Box 152\2\ scan0268 | |
| Date | 11th January 1939 | |
| R.R. 885(2¼"H)(B3700-16-2-39)P.Y. SEE OP. LIST. GB.4586. SIMILAR TO G 3516 EXCEPT FOR MATERIAL & DIA: OF HOLES. (11-1-39) a 23023 G b 23244 G THESE FACES MUST BE FLAT & PARALLEL. 6 HOLES EQUALLY SPACED. LINING TO BE GROUND FLAT AFTER RIVETING. GB.4586. ROLLS-ROYCE LTD. PRINT ROOM 14 NOV 1940 DERBY PD.320A REPLACE ALL COPIES TO :- EXP. PATT. WORKS FORGE T.O. S.R. D.O. R.D. T.D. COST DRAWN R.J TRACED c.w.s. CHECKED APPROVED LIMITS O.K. DATE 11-1-39 USED ON | No OFF | SECTION B.V | 1 | 6180 B.50 | 1 | 6180 ALL DIMENSIONS ARE EXPRESSED IN INCHES. ALL LIMITS IN THOUSANDTHS OF AN INCH SCALE 1/1 MACHINE ALL OVER OR WHERE MARKED THUS ✔ HEAT TREAT. BRINELL. TITLE FRICTION LINING. MATERIAL FERODO SPECN No. V.G.90 .050 +10 .1875 DIA: +5 .2812 DIA: +10 .150 -15 5.350 DIA: +15 6.700 DIA: -5 6.000 DIA: CTS{C. Trot Salt - Carburation}: +5 -0 | ||