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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).
Outline drawing of an automobile engine starting motor, frame #751, with a gear drive and special S.A.E. flange.

Identifier  ExFiles\Box 23\2\  Scan064
Date  1st August 1919
  
AUTOMOBILE ENGINE STARTING MOTOR. FRAME #751 - GEAR DRIVE - SPECIAL S.A.E. FLANGE - OUTLINE
X 1086
10 9/16"
21/32"
11/32"
2 13/16"
4 5/8" dia
4 31/32" dia (4.969 / 4.953)
3 5/8" dia (3.625 / 3.623)
2"
8 1/8"
N.T.S.
15/16"
1/16"
11/16"
1/4" Key
17/32"
5/32"
Feather Key 5/32" wide x 3/4" long
#36 Drill
1/2"-20 Thds
(0.7495 / 0.7500) dia
Finished
1/2" Drill 2 holes
3/8"
1 13/16"
3/16" R
7/8" R
5/8"
3 1/16"
5 1/16"
25/64" Drill
WESTINGHOUSE ELECTRIC & MFG. CO., PITTSBURG, PA.{Mr Paterson} 354541
2 3-4-18
3 4-18-18
4 8-1-19
  
  


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