Общий каталог Yamawa 2021 - страница 536

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h stock standard, ) check stock EU, f check stock JP, m stock exhaustion EG(STI) UNC TCTR Ø Hole Ø(tolerance)(mm)(mm)CodeTHCHT(chamfer)LF(inch)THL(inch) LU(inch) LS DCON K(inch)(inch)(inch)LK(inch)NOFTypeStockIntro ANSI STI No.2-56UNC GH2 2.35 2.4 Y87200 4.5P 1.875 0.335 0.562 - 0.14 0.11 0.187 2 030 f GH1 3.1 3.13 Y87203 4.5P 2 0.413 0.687 - 0.14 0.11 0.187 3 030 fSTI No.4-40UNCSP GH2 3.1 3.13 Y87204 4.5P 2 0.413 0.687 - 0.14 0.11 0.187 3 030 f GH2 3.8 3.83 Y87208 4.5P 2.375 0.531 0.875 - 0.19 0.152 0.25 3 030 f STI No.6-32UNC GH3 3.8 3.83 Y87224 4.5P 2.375 0.531 0.875 - 0.19 0.152 0.25 3 030 f GH2 4.4 4.48 Y87210 4.5P 2.375 0.571 0.937 - 0.22 0.165 0.281 3 030 f SL STI No.8-32UNC GH3 4.4 4.48 Y87226 4.5P 2.375 0.571 0.937 - 0.22 0.165 0.281 3 030 f GH2 5.2 5.23 Y87212 4.5P 2.5 0.591 1 - 0.26 0.191 0.312 3 030 f STI No.10-24UNC GH3 5.2 5.23 Y87228 4.5P 2.5 0.591 1 - 0.26 0.191 0.312 3 030 f PO GH2 6.8 6.81 Y87248 4.5P 2.718 0.669 1.125 - 0.32 0.238 0.375 3 030 f STI 1/4-20UNC GH3 6.8 6.81 Y87258 4.5P 2.718 0.669 1.125 - 0.32 0.238 0.375 3 030 f GH3 8.4 8.43 Y87260 4.5P 2.937 0.748 1.25 - 0.38 0.286 0.437 3 030 f STI 5/16-18UNC GH4 8.4 8.43 Y87272 4.5P 2.937 0.748 1.25 - 0.38 0.286 0.437 3 030 f ST GH3 10 10.06 Y87262 4.5P 3.375 0.984 - - 0.37 0.275 0.437 3 006 f STI 3/8-16UNC GH4 10 10.06 Y87270 4.5P 3.375 0.984 - - 0.37 0.275 0.437 3 006 f STI 7/16-14UNC GH3 11.7 11.71 Y87264 4.5P 3.593 0.984 - - 0.43 0.322 0.5 3 006 fSTI 1/2-13UNCGH313.213.33Y872664.5P3.8121.083--0.480.360.5623006fROLL EG(STI) UNF TCTR Ø Hole Ø(tolerance)(mm)(mm)CodeTHCHT(chamfer)LF(inch)THL(inch) LU(inch) LS DCON K(inch)(inch)(inch)LK(inch)NOFTypeStock ANSI CARBIDE STI No.6-40UNF GH2 3.7 3.77 Y87209 4.5P 2.125 0.453 0.75 - 0.17 0.131 0.25 3 030 f GH2 5.1 5.14 Y87213 4.5P 2.5 0.591 1 - 0.26 0.191 0.312 3 030 f STI No.10-32UNF GH3 5.1 5.14 Y87229 4.5P 2.5 0.591 1 - 0.26 0.191 0.312 3 030 f GH2 6.6 6.68 Y87249 4.5P 2.718 0.669 1.125 - 0.32 0.238 0.375 3 030 f LONG STI 1/4-28UNF GH3 6.6 6.68 Y87259 4.5P 2.718 0.669 1.125 - 0.32 0.238 0.375 3 030 f GH2 8.3 8.31 Y87251 4.5P 2.937 0.748 1.25 - 0.38 0.286 0.437 3 030 f STI 5/16-24UNF GH3 8.3 8.31 Y87261 4.5P 2.937 0.748 1.25 - 0.38 0.286 0.437 3 030 f HAND GH2 9.8 9.89 Y87253 4.5P 3.156 0.866 - - 0.32 0.242 0.406 3 006 f TAPS STI 3/8-24UNF GH3 9.8 9.89 Y87263 4.5P 3.156 0.866 - - 0.32 0.242 0.406 3 006 f GH3 11.5 11.53 Y87265 4.5P 3.375 0.984 - - 0.37 0.275 0.437 3 006 f STI 7/16-20UNF GH4 11.5 11.53 Y87275 4.5P 3.375 0.984 - - 0.37 0.275 0.437 3 006 f EG (STI) STI 1/2-20UNF GH3 13.1 13.12 Y87267 4.5P 3.593 0.984 - - 0.43 0.322 0.5 3 006 f ANSI SPECIAL THREADS, GAUGES THREAD MILLS DIES CENTER DRILLS Technical info The most suitable GH tap class to cut accurate 2B, 3B (UNJ) and 2B oversized internal threads tolerance, depends on application conditions and work-piece materials. Yamawa GH class system offers a wide range of alternative tap classes allowing each customer to select the most suitable one according to application requirement. 537 Check page 673 of Technical info for full details.