Inside Out Library
Drafting room methods (1918)
Collins, Charles Dickey, 1872- [from old catalog] · New York, D. Van Nostrand company · leaf 117
2.634 .0393 3K 3K 2.879 .0357 33^ 2.76 314 2.856 .0422 3>^ 3M. 3.100 .0385 3K 2.97 .3M 3.105 .0422 ./. k • • « « 3M 3 3.317 .0417 3 3.17 3 3.320 .0458 , , • k • • • 4 3 3.567 .0417 3 3.42 3 3.573 .0458 . . . S. A. E. (Society of Automobile Engineers) Standard and A. L. A. M.(Association of… … p = pitch =■ 1 No. threads per inchFormula -j d = depth =pX.64952 Pf = flat= — 8 Sharp ♦*¥ Thread -»—p—Drawing-room practice · Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
More pictures from Drafting room methods
More like this