Hale, Joseph W. L. (Joseph Woodwell Ledwidge), 1886- · New York [etc.] McGraw-Hill book company · leaf 43
i) deeper than the Acme. 29 n .0.335 … r<r 0.69^0.31^ Fig. 32. k-/^-H 19. Miscellaneous Rules.—The width across flats ofU. S. Std. hex. nuts equals 13-^ X Diameter of bolt + 3^^in. See Fig. 33. The width across corners of U. S.Std. hex. nuts equals 1.155 X width across flats. The \^0.8I^^
Mechanics, Applied
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