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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).
Letter to S.U. Carburetter Co. Ltd. providing dimensions for carburetter needle X.C.3.

Identifier  ExFiles\Box 121\3\  scan0065
Date  28th September 1939
  
1031

Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}1/JH.

28th. September, 1939.

The S.U. Carburetter Co.Ltd.,
Adderley Park,
BIRMINGHAM.8.

For the attention of Mr. Cooper.

Dear Sirs,

A short time ago, you requested details from us of a needle X.C.3.

We have no drawing available, but the dimensions are as follows; given in the usual way at intervals of .125 from the shoulder.

1 2 3 4 5 6 7 8 9 10 11 12
99 99 99 93 88.5 85.5 84 83.5 83 82.5 82 81.5

13 14
81 80.5

Please note the parallel portion at the thick end.

Yours faithfully,
FOR ROLLS-ROYCE LTD.
  
  


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