
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 12.9 13 PSU09O3NEB 4.5P 4.331 1.024 - 2.205 0.43 0.322 0.5 3 007 f 9/16-18UNF GH4 12.9 13 PSU09O4NEB 4.5P 4.331 1.024 - 2.205 0.43 0.322 0.5 3 007 f SP GH5 12.9 13 PSU09O5NEB 4.5P 4.331 1.024 - 2.205 0.43 0.322 0.5 3 007 f GH3 14.5 14.6 PSU10O3NEB 4.5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 007 f 5/8-18UNF GH4 14.5 14.6 PSU10O4NEB 4.5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 007 f GH5 14.5 14.6 PSU10O5NEB 4.5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 007 f SL GH3 17.5 17.59 PSU12P3NEB 4.5P 4.921 1.299 - 2.52 0.59 0.442 0.687 3 007 f 3/4-16UNF GH4 17.5 17.59 PSU12P4NEB 4.5P 4.921 1.299 - 2.52 0.59 0.442 0.687 3 007 f GH5 17.5 17.59 PSU12P5NEB 4.5P 4.921 1.299 - 2.52 0.59 0.442 0.687 3 007 f PO GH4 20.5 20.57 PSU14Q4NEB 4.5P 5.512 1.299 - 2.795 0.7 0.523 0.75 3 007 f 7/8-14UNF GH6 20.5 20.57 PSU14Q6NEB 4.5P 5.512 1.299 - 2.795 0.7 0.523 0.75 3 007 f ANSI GH4 23.3 23.46 PSU16S4NEB 4.5P 6.299 1.457 - 3.228 0.8 0.6 0.812 3 007 f 1 -12UNF GH5 23.3 23.46 PSU16S5NEB 4.5P 6.299 1.457 - 3.228 0.8 0.6 0.812 3 007 f ST GH6 23.3 23.46 PSU16S6NEB 4.5P 6.299 1.457 - 3.228 0.8 0.6 0.812 3 007 f GH5 26.5 26.63 PSU18S5NEB 4.5P 7.087 1.732 - 3.622 0.9 0.672 0.875 4 007 f 1 1/8-12UNF GH6 26.5 26.63 PSU18S6NEB 4.5P 7.087 1.732 - 3.622 0.9 0.672 0.875 4 007 f GH5 29.6 29.81 PSU20S5NEB 4.5P 7.087 1.929 - 3.622 1.02 0.766 1 4 007 f ROLL 1 1/4-12UNF GH6 29.6 29.81 PSU20S6NEB 4.5P 7.087 1.929 - 3.622 1.02 0.766 1 4 007 f GH5 32.8 32.98 PSU22S5NEB 4.5P 7.874 2.165 - 4.016 1.11 0.831 1.062 4 007 f 1 3/8-12UNF GH6 32.8 32.98 PSU22S6NEB 4.5P 7.874 2.165 - 4.016 1.11 0.831 1.062 4 007 f CARBIDE GH5 36 36.16 PSU24S5NEB 4.5P 7.874 2.323 - 4.016 1.23 0.925 1.125 4 007 f 1 1/2-12UNF GH7 36 36.16 PSU24S7NEB 4.5P 7.874 2.323 - 4.016 1.23 0.925 1.125 4 007 f 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. 255 Check page 673 of Technical info for full details.