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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).
Bearing from a Bentley B.166.LS chassis with low mileage, noting slack and comparing fitting methods after an accident.

Identifier  ExFiles\Box 114\3\  scan0140
Date  31th October 1938
  
To BY..... From Rm{William Robotham - Chief Engineer}/GWH{George W. Hancock - Head Chateauroux} .

Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}2/N.31.10.38.

Re: Bentley B.166.LS.
Mileage 1421.

I am forwarding to you a bearing taken from the above chassis after a very short mileage ( New from the Works).

This bearing was approximately .002 slack in the housing, examination of the faces show that it has not been nipped up by the shims. The back of the shells show that the hammering effect is starting to bell the bearing.

This shows the contrast between the bearing I sent up after running 4000 miles with the K.{Mr Kilner} method of fitting as against the old method of .004" nip only.

GWH.{George W. Hancock - Head Chateauroux}

P.S.

All six rods are having new shells fitted. The car had been in an accident, hence the reason for the examination.

GWH.{George W. Hancock - Head Chateauroux}
  
  


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