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).
Technical drawing of a Cylinder Liner.
| Identifier | ExFiles\Box 132\4\ scan0036 | |
| Date | 1st February 1934 | |
| OVERSIZE O/D SEE A57134 DRAWING NOT TO BE SCALED THE ASSOCIATED EQUIPMENT Co. LTD. SOUTHALL, MIDDLESEX PART No: A 57109 MAIN DRAWING & DIMENSIONS: 6 WIDE x 0.1 DEEP 30° 5 ± 0 CHAMFER AT 45° 1R ENLARGED VIEW OF SHOULDER TURN: 126 +.09 -.04 GRIND: 126 +.05 -.10 BEFORE HARDENING: 114 +.170 +.050 DIA 115 +.038 +.013 DIA SMOOTH GRIND BEFORE PRESSING IN CYL. HONE IN POSITION: 115 +.038 +.013 DIA NOTE:- BORES TO ABOVE DIMENSIONS SHOULD RECEIVE PLUG GAUGE GROUND TO NOMINAL -.013 4 ± .01 BEFORE HARDENING 4 ± .025 AFTER HARDENING BEFORE HARDENING: 116.64 DIA AFTER HARDENING: 116.99 DIA BEFORE HARDENING: 125 +.106 DIA TURN: 120 +.45 DIA GRIND: 120 +.36 +.71 BEFORE HARDENING: .264 +.21 -.10 AFTER HARDENING: .265 ± .15 TITLE BLOCK & NOTES: CYLINDER LINER FOR APPROVED SOURCES OF SUPPLY SEE SK50-804 SHEET No2 HEAT TREATED BRINELL No 400-500 DRAWN: G.J.M. 10-3-32 TRACED: M.S. CHECK'D: C.W. PASSED: J.{Mr Johnson W.M.} Mase DATE: 1.2.34 ⊕ MACHINED ALL OVER f MACHINED G GROUND NEWALL STANDARD LIMITS ARE USED ONLY WHERE LETTER SYMBOL GIVEN B FOR HOLES, P PUSH FIT D DRIVING FIT, F FORCE FIT X RUNNING FIT, Y MACHINED DIMENSIONS WITHOUT LIMITS TO BE WITHIN + OR - O .2 m/m OF GIVEN SIZE MADE FROM: CASTING MATERIAL LIST No.: 21 MODEL: OIL ENGINE No. OFF: 12.13. G 6 PART No: A 57109 ALTERATIONS TABLE: ALL GOODS MUST BEAR PART No, OUR DATE LETTER AND MAKER'S TRADE MARK ALTERATIONS OLD PART No U.53933 & VARIOUS ALTERATIONS MADE 10-3-32 1) I-1855, 16-3-32 2) I-1886, 13-4-32 3) I-1929, 11-5-32 4) I-1931, 13-5-32 5) I-1967, 21-6-32 6) I-1975, 14-7-32 7) I-1994, 30-8-32 8) I-2066, 9-11-32 9) I-2137, 3-1-33 10) I-2189, 17-2-33 11) I-2301, 12-4-33 12) I-2377, 30-5-33 13) I-2618, 11-12-33 RETRACED SAME No NO ALTERATIONS 1-2-34 13) LIMITS ON GRIND 120 DIA FROM +.082 -.053, I-3349-28-2-35 | ||