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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).
Main bearing sinkage and liner alteration for chassis B-106.HK.

Identifier  ExFiles\Box 146\2\  scan0102
Date  5th February 1937
  
DATE: 5-2-37.

MAIN BEARINGS

REPORT UPON SINKAGE OF BEARINGS AND ALTERATION OF LINERS.

CHASSIS N°.: B-106.HK.{Col. T. Harker - Sales} OWNER: M.{Mr Moon / Mr Moore} G.{Mr Griffiths - Chief Accountant / Mr Gnapp} de Rothschild JOB N°.: 36101. MILEAGE: 10,249 Kms.

'A' joint faces upper half. MAIN BEARINGS 'B' joint faces lower half.

[Column Headers:] 1, 2, 3, 4, 5, 6, 7

Amount of sinkage of upper half.:
A.{Mr Adams} .0025, .0035, .003, .0035", .0035", .0035", .003

Amount of sinkage of lower half:
B. .001, .002, .003, .002, .0035", .0025", .002

TYPE OF LINER.:
Original liners were in Steel with Hall's Metal facings.

ORIGINAL thickness of liner:
.100"

Fitted RR. 56 liners:
YES. to MAINS & Big ENDS

Amount of step left on upper face of liner:
.0025", .0035", .003, .0035", .0035", .0035", .003

Thickness of liner not including STEP.:
.096, .096, .096, .095, .095, .096", .096.

Amount machined off lower cap faces:
C. .001, .002, .003, .002, .0035", .0025", .002

FINAL BEARING CLEARANCE. FROM .0025" to .003"

VA
  
  


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