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 drawing of a bellows unit with associated dimensions.
| Identifier | ExFiles\Box 152\2\ scan0107 | |
| Date | 8th March 1938 | |
| DRAWING NOT TO BE SCALED ALTERATIONS .085" .090" SOLDERED .845" DIA .840" 20 SWG. PLATE THE PACKLESS GLAND CO. LTD. THERMOFLEX WORKS. WINDMILL ROAD. SUNBURY. MIDDLESEX. THE BRITISH THERMOSTAT CO. LTD. TEDDINGTON WORKS. WINDMILL ROAD. SUNBURY. MIDDLESEX. DR'N CH'K DATE 8/3/38 APP. OFF PER SET BELLOWS UNIT ROLLS ROYCE Ex.S.497. PART No. BGA 3841 WORKING LENGTH + OR - FACE AREA ื" MACHINED DIMENSIONS WITHOUT LIMITS TO BE WITHIN ± OF SIZE MATERIAL โ MACHINED ALL OVER f MACHINED G GROUND SUPERSEDES SUPERSEDED BY | ||