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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).
Test results for a chromium-plated water pump spindle, noting its improvement over the Staybright spindle.

Identifier  ExFiles\Box 66a\3\  scan0159
Date  27th April 1928
  
X8150
To PY. from Hs{Lord Ernest Hives - Chair}/Hr.

Hs{Lord Ernest Hives - Chair}/Rml/LG27.4.28.

CHROMIUM PLATED WATER PUMP SPINDLE. X8150 X1360

We have now completed our tests on the chromium plated water pump spindle. The results shew a definite improvement over the Staybright spindle and better than anything we have previously had.

We understand that there is a difficulty in obtaining this spindle because an allowance of .005 was given on the spindle for the plating, whereas the max. amount of plating we have actually got on is .002 and this appears to be adequate.

Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}
  
  


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