
h stock standard, ) check stock EU, f check stock JP, m stock exhaustion UNF 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 GH3 14.5 14.6 Y82626 4.5P 3.812 1.083 - - 0.48 0.36 0.562 3 007 f GH4 14.5 14.6 Y82636 4.5P 3.812 1.083 - - 0.48 0.36 0.562 3 007 f SP 5/8-18UNF GH5 14.5 14.6 Y82656 4.5P 3.812 1.083 - - 0.48 0.36 0.562 3 007 f GH6 14.5 14.6 Y82694 4.5P 3.812 1.083 - - 0.48 0.36 0.562 3 007 f GH7 14.5 14.6 Y82591 4.5P 3.812 1.083 - - 0.48 0.36 0.562 3 007 f GH3 17.5 17.59 Y82628 4.5P 4.25 1.201 - - 0.59 0.422 0.687 3 007 f SL 3/4-16UNF GH5 17.5 17.59 Y82658 4.5P 4.25 1.201 - - 0.59 0.422 0.687 3 007 f GH7 17.5 17.59 Y82592 4.5P 4.25 1.201 - - 0.59 0.422 0.687 3 007 f 7/8-14UNF GH4 20.5 20.57 Y82696 4.5P 4.687 1.339 - - 0.7 0.523 0.75 3 007 f PO GH6 20.5 20.57 Y82699 4.5P 4.687 1.339 - - 0.7 0.523 0.75 3 007 f 1 -12UNF GH4 23.3 23.46 Y82679 4.5P 5.125 1.496 - - 0.8 0.6 0.812 3 007 f ANSI 1 1/8-12UNF GH5 26.5 26.63 Y82701 4.5P 5.437 1.535 - - 0.9 0.672 0.875 4 007 f 1 1/4-12UNF GH5 29.6 29.81 Y82703 4.5P 5.75 1.535 - - 1.02 0.766 1 4 007 f ST 1 3/8-12UNF GH5 32.8 32.98 Y82706 4.5P 6.062 1.811 - - 1.11 0.831 1.062 4 007 f 1 1/2-12UNF GH5 36 36.16 Y82708 4.5P 6.375 1.811 - - 1.23 0.925 1.125 4 007 f ROLL CARBIDE LONG HAND TAPS 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. 259 Check page 673 of Technical info for full details.