Rolls-Royce Archives
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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).
Drawing of a Centre Bearing Shell for a 2000c.c. engine.

Identifier  ExFiles\Box 115\3\  scan0028
Date  9th August 1937
  
DIAMOND BORE 4.128 DIA. 4.1285
OIL GROOVE 4 7/32 DIA.
4.3765 DIA. 4.376
19/32
3/16
3/64R.
3/32R.
1.477 1.480
R= .2343 .2353
1/2
4.750 BOLT CENTRES.
3/64 x 45° CHAMFER IN EACH HALF.
FINISH MACHINE IN PAIRS AFTER SPLITTING.
E.R.A. LTD. RACING AUTOMOBILES
DATE Aug 9 - 37
CHECKED
PASSED
DRAWING OFFICE
DIMENSIONS IN INS UNLESS OTHERWISE SPECD TOLERANCE ±.003 UNLESS OTHERWISE SPECIFIED ROUGH MACHINED - FINISH MACHINED ALL OVER GRIND G SCALE 1/1
MATERIAL: ALUMINIUM TIN
HEAT TREATMENT
Nº OFF PER SET: 1
ALTERATION Nº
DRAWN: 8/37
TRACED
CHECKED
E.R.A. LTD.
CENTRE BEARING SHELL (2000c.c.)
DRG. Nº E/10147.
  
  


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