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).
List of corresponding weights for Merlin engine components.
Identifier | ExFiles\Box 132\2\ scan0090 | |
Date | 3rd April 1940 | |
Lc/Cr.{Mr Cra???ster / Mr Chichester}/Bnl 7/BT.{Capt. J. S. Burt - Engineer}3.4.40. MERLIN CORRESPONDING WEIGHTS TO JUNKERS UNITS. No. lbs. ozs. lbs. ozs. 1 (Crankcase 176 4 ) (Cylinder block 'A' side 35 14 ) ( " " 'B' " 35 14 ) 348 7 1/2 (Liners 'A' " 35 13 ) (Liners 'B' " 35 13 ) (Side water rails. A& B side 19 12 1/2 ) (Reduction gear casing 19 1 ) 2 (Magneto L.H. 14 2 1/2 ) (Magneto R.H. 14 2 1/2 ) 28 5 3 (Supercharger rear half 42 6 " front half 21 8 " vane ring 4 9 " guide vanes 1 7 " Rotor 3 15 1/2 " bolts S/C joint face - 13 1/2 " boost control 6 10 1/2 " rotor shaft & fittings 1 6 1/2 ) 82 11 1/2 4 (Ignition wire fittings exhaust L.H.) 8 2 } (" " " " R.H.) } 16 0 (" " inlet assembly ) } 5 (Fuel pump,not including fuel - - ) 7 9 1/2 (supply pipe. ) 6 (Induction pipe 15 3 ) 7 (Main bearings Caps.7 off 10 10 1/2 ) 14 4 1/2 (Bearing bushes 7 off 3 9 1/2 ) (Centre thrust brg.2 lbs.1 1/2 ozs.) 8 (Bearing - Con.Rod lower 11 8 ) ( " " " upper 7 13 ) 19 5 9 (a) (Connecting rods & pistons including 42 4 (piston rings,gudgeon pins,bolts, 9 7 (nuts,bearing housings,little end 13 5 1/2 (bushes. 11 13 3 3 1/2 2 2 2 14 2 1 } 87 2 1/2 | ||