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).
Engineering drawing of a connecting rod, cap, and associated components.
| Identifier | ExFiles\Box 115\1\ scan0300 | |
| Date | 19th June 1936 | |
| DR. NO. 40233 1 3/8" HOLE 1.072" HALF PUSH FIT .674/.684" I.D. FIN. AT ASSEMBLY ROUGH H.D. .735/.757 .821 2.160 1.355/1.360 BREAK EDGE 1/64 x 45° BOTH ENDS 1/32 x 45° CHAMFER BOTH ENDS ROD & CAP THESE FACES MUST BE SMOOTH & SQUARE WITH BORE. ROD & CAP. STEEL. CRANK PIN DIA. 1.9985-1.999" FILLET RADIUS .030" +.005 RECOMMENDED RUNNING CLEARANCE .001"-.0025" (2.00"-2.001" FIN. REAM) CONN. ROD DWG.# EX-17754 BEARING DWG.# RM{William Robotham - Chief Engineer}-83 WRIST PIN BUSH. DWG. #E-51375 CRANKSHAFT DWG. (NOT COMPLETE) SPLIT 35° 13/64 HOLE .034/.038 STEEL .062/.065 WALL AS FURNISHED PARTING LINE FACES MUST BE CENTRAL, STRAIGHT & SQUARE WITH AXIS OF ROD BOTTOM VIEW OF ROD & TOP VIEW OF CAP DIA. 2.1125/2.125 DIA. 2.000/2.001 HOLE MUST BE STRAIGHT & ROUND. REAM IN ASSEMBLY. .185/.190 SLOT .150/.160 .175/.180 LUG .035/.135 CONN. ROD BRG. - D.2. BABBITT WRIST PIN BUSHING - #444. BRONZE GAGE PRESSURE 30# 2.1125" 1.05625/1.05725 .03/.04 SECTION THRU LOCK LUG ASSEMBLY - DOUBLE SIZE 7/32 3/8 THE CLEVELAND GRAPHITE BRONZE CO. CLEVELAND, OHIO. INST. OF D.2 CONN. ROD BRG. & #444 BRZ. PIN BUSHING TOOLS MUST BE STAMPED WITH "T" NO. & PARTS WITH "T" NO. & MAT'L. LIMITS ON ALL FRACTIONAL MACHINE DIMENSIONS ± .010 REMOVE ALL PROJECTING EDGES AND SHARP CORNERS SCALE: FULL DATE: 6-19-36 DR: RROLL CK{Mr Clark}: K VANDERVELL PRODUCTS LTD. FOR ROLLS ROYCE LTD. Mod. 'BENTLEY' | ||