 | William Henry Thorne - Mechanical drawing - 1890 - 168 pages
...Heads and Nuts are made either hexagonal or square, according to their purpose. Their short diameter is equal to one and one-half times the diameter of the bolt plus one-sixteenth of au inch, and their thickness is equal to the diameter of the bolt minus one-sixteenth... | |
 | Gardner Chace Anthony - Machine design - 1897 - 108 pages
...fixed by the Government standard; viz., the distance across flats, or short diameter, commonly marked H, and equal to one and one-half times the diameter...one-eighth of an inch. Second, the thickness of the head, equal to one-half the short diameter. Third, the thickness of nut, which is equal to the diameter of... | |
 | Charles Westinghouse - Machine design - 1906 - 168 pages
...conical, as shown in Fig. 156. Three dimensions are fixed by this standard: First, the distance across the flats or short diameter, commonly indicated by H,...second, the thickness of the head, which is equal to onehalf its short diameter, third, the thickness of the nut, which is equal to the diameter of the... | |
 | Calvin Franklin Swingle - Steam engineering - 1913 - 1270 pages
...conical, as shown in Fig. 84. Three dimensions are fixed by this standard : First, the distance across the flats or short diameter, commonly indicated by H, and equal to one and 52 one-half times the diameter of the bolt plus one-eighth of an inch; second, the thickness of the... | |
 | Thomas Ewing French - Mechanical drawing - 1918 - 354 pages
...drawn as circle arcs. The diameter "across flats" (short diameter) in both hex and square forms is one and one-half times the diameter of the bolt, plus one-eighth of an inch or, w = iy2 d + y8" w The thickness of the bolt heads is one-half this distance, or -H-, 2i and the... | |
 | Thomas Ewing French, Carl Lars Svensen - Mechanical drawing - 1919 - 238 pages
...2^2 3K 2^2 2% 3^6 1 IK Both hex and square forms have the same dimensions "across flats, " which is equal to one and one-half times the diameter of the bolt plus Y&", or S = 1% d + %". 74 TECHNIC OF THE FINISHED DRAWING flats or = „' The thickness of a nut is... | |
 | Clarence E. Paddock, Edward Ellsworth Holton - Arithmetic - 1920 - 250 pages
...NUTS The width "across the flats" of both heads and nuts of the United States Standard (USS) bolt is equal to one and one-half times the diameter of the bolt plus £ of an inch. One-sixteenth of an inch of this is an allowance in the rough for finishing. This rule... | |
 | Thomas Ewing French - Dibujo técnico - 1924 - 440 pages
...drawn as circle arcs. The diameter "across flats" (short diameter) in both hex and square forms is one and one-half times the diameter of the bolt, plus one-eighth of an inch or, w = iy2d + w The thickness of the bolt heads is one-half this distance or W ~> and the thickness... | |
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First, the distance across the flats or short diameter, commonly indicated by H, and equal to one and one-half times the diameter of the bolt plus one-eighth of an inch, second, the thickness of the head, which is equal to onehalf its short diameter,... 