
h stock standard, ) check stock EU, f check stock JP, m stock exhaustion 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 No.2-56UNC GH2 1.8 1.83 Y86200 5P 1.772 0.276 0.472 - 0.14 0.11 0.187 2 030 f No.4-40UNC GH2 2.3 2.33 Y86201 5P 2.205 0.433 0.709 - 0.14 0.11 0.187 2 030 f SP No.5-40UNC GH2 2.6 2.64 Y86202 5P 2.205 0.433 0.709 - 0.14 0.11 0.187 3 030 f No.6-32UNC GH3 2.8 2.83 Y86203 5P 2.205 0.512 0.787 - 0.14 0.11 0.187 3 030 f No.8-32UNC GH3 3.4 3.47 Y86204 5P 2.48 0.512 0.827 - 0.17 0.131 0.25 3 030 f No.10-24UNC GH3 3.89 3.9 Y86205 5P 2.756 0.63 0.984 - 0.19 0.152 0.25 3 030 f SL GH3 5.1 5.19 Y86207 5P 3.15 0.748 1.181 - 0.26 0.191 0.312 3 030 f 1/4-20UNC GH5 5.1 5.19 Y86208 5P 3.15 0.748 1.181 - 0.26 0.191 0.312 3 030 f 5/16-18UNC GH3 6.6 6.65 Y86212 5P 3.543 0.866 1.378 - 0.32 0.238 0.375 3 030 f PO GH5 6.6 6.65 Y86213 5P 3.543 0.866 1.378 - 0.32 0.238 0.375 3 030 f GH3 8 8.07 Y86216 5P 3.937 0.945 1.535 - 0.38 0.286 0.437 3 030 f ANSI 3/8-16UNC GH5 8 8.07 Y86217 5P 3.937 0.945 1.535 - 0.38 0.286 0.437 3 030 f GH3 9.4 9.45 Y86220 5P 3.937 0.945 - - 0.32 0.242 0.406 3 007 f ST 7/16-14UNC GH5 9.4 9.45 Y86221 5P 3.937 0.945 - - 0.32 0.242 0.406 3 007 f GH3 10.9 10.91 Y86224 5P 4.331 1.142 - - 0.37 0.275 0.437 3 007 f 1/2-13UNC GH5 10.9 10.91 Y86225 5P 4.331 1.142 - - 0.37 0.275 0.437 3 007 f ROLL 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 No.10-32UNF GH3 4.1 4.12 Y86206 5P 2.756 0.63 0.984 - 0.19 0.152 0.25 3 030 f CARBIDE GH3 5.5 5.53 Y86209 5P 3.15 0.748 1.181 - 0.26 0.191 0.312 3 030 f 1/4-28UNF GH4 5.5 5.53 Y86211 5P 3.15 0.748 1.181 - 0.26 0.191 0.312 3 030 f GH3 6.9 6.97 Y86214 5P 3.543 0.866 1.378 - 0.32 0.238 0.375 3 030 f 5/16-24UNF GH4 6.9 6.97 Y86215 5P 3.543 0.866 1.378 - 0.32 0.238 0.375 3 030 f LONG GH3 8.5 8.57 Y86218 5P 3.543 0.787 1.535 - 0.38 0.286 0.437 3 030 f 3/8-24UNF GH4 8.5 8.57 Y86219 5P 3.543 0.787 1.535 - 0.38 0.286 0.437 3 030 f 7/16-20UNF GH3 9.9 9.96 Y86222 5P 3.937 0.945 - - 0.32 0.242 0.406 3 007 f HANDGH59.99.96Y862235P3.9370.945--0.320.2420.4063007fTAPS GH3 11.5 11.54 Y86226 5P 3.937 0.866 - - 0.37 0.275 0.437 3 007 f 1/2-20UNF GH5 11.5 11.54 Y86227 5P 3.937 0.866 - - 0.37 0.275 0.437 3 007 f EG (STI) 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. 261 Check page 673 of Technical info for full details.