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 detailing the specifications for a grooved bronze bush.
| Identifier | ExFiles\Box 9\7\ 07-page124 | |
| Date | 31th December 1936 | |
| ROLLS-ROYCE. 4 OIL GROOVES EACH SIDE .1 WIDE x .015/.020 DEEP 45° 1.6 ± 1/64 DIA. 1.5 DIA. .066 .068 OUTSIDE DIA: PRESS FIT IN HOUSING. WHEN PRESSED INTO HOUSING. BORE DIA: LEAVING FOR REAMERING IN POSITION. METHOD OF INSPECTION. THE BUSH SHOULD HAND PUSH FIT INTO RING GAUGE WHEN IN RING GAUGE TRY BORE WITH PLUG GAUGE. GO NO GO Nº 840-B DRN: [Draughtsman's symbol] DATE 31-12-36 MATERIAL V.F.2. BRONZE .067 MATERIAL SIZE 1 13/16 x .067 ROCKWELL 55-60 1/16 BALL 'B' SCALE. VANDERVELL PRODUCTS LIMITED WESTERN AVENUE, PARK ROYAL, LONDON, W.3. DIFFERENTIAL PINION | ||