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).
Specification sheet for a 'Rocker Bush' part, detailing materials, dimensions, and inspection criteria.
| Identifier | ExFiles\Box 115\3\ scan0279 | |
| Date | 31th August 1938 | |
| Vandervell PRODUCTS LIMITED. 1020 CUSTOMER'S COPY RECOMMENDATION CUSTOMER: Rolls Royce Ltd PART NO.: B2253 PART NAME: Rocker Bush MATERIAL: ALLOY Babbitted Steel '034-.038 steel PLAIN BALL IND. DEEP GRAPHITE FILLED FIN. I.D.: .750 BY: BURNISH REAM BROACH BURNISH DEVELOPED BLANK P iles EB 4196/1/8 SPLIT ROUGH I.D. .734 .738 PRESS FIT IN .0025 .843 HOLE IN HOUSING +.005 - 1/16 WALL +.010 - 1/32 WALL BUSH LENGTH 1.312 GROOVE NONE WIDE x DEEP STOCK THICKNESS ROLL SIZE ROCKWELL 1/16 BALL "B" SCALE BLANK x CORE DIE INSPECTION DATA HANDPUSH FIT IN .8465 R.G. GO .8455 R.G. NOT GO PLUG GO IN NOT GO R.G. WALL THICKNESS PRODUCTION O.K. F.{Mr Friese} I. Benham RECTANGULAR INDENTATION GRAPHITE FILLED SCALE 2/1 3/32 5/64 7/64 -IM BALL INDENTATION 1/8 DIA. BALL 3/16 3/32 5/32 9/16 REFERENCE SAME AS WITH CHANGES DATE 31/8/38 COMPILED BY A.B. | ||