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).
Manufacturing operations and setup for a 40 M/M barrel.

Identifier  ExFiles\Box 176\3\  img072
Date  21th October 1940 guessed
  
40 M/M BARREL
4 JAW CHUCK
5.000 DIA. -1/16
OPN 1 - DRILL
4 POINT RUNNING STEADY
3.000 DIA. -1/16
OP.N 1 DRILL
4 POINT ADAPTOR
2.875 DIA. -.5
OPN 4 - 1ST DRAW BORE.
OPN 4 1ST DRAW BORE
4.325 DIA. -10
OP.N 10
  
  


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