- 493 - Toll Free Fax Email Houston Bass Tool & Supply, Inc. 800-442-0042 (713) 681-4931
[email protected] (713) 682-1889 www.basstool.com SIZE BASIC EDP# (*) HOLE SIZE REQUIRED “H” NUMBER PER CLASS FIT (B X B) BOTTOM (B X P) PLUG 75% THR. 65% THR. 55% THR. 2B 3B 2 4-40 10720* 10740* .100 .101 .103 5, 4 4, 3 4, 3 4-48 10940* - .103 .104 .105 5, 4 4, 3 3, 2 5-40 11040* 11060* .113 .114 .116 5, 4 4, 3 4, 3 5-44 11160* - .114 .115 .117 5, 4 4, 3 4, 3 6-32 11280* 11300* .124 .125 .126 6, 5 5, 4 5, 4 6-40 11500* - .126 .127 .128 6, 5 4, 3 4, 3 8-32 11620* 11640* .149 .150 .152 6, 5 4, 3 4, 3 8-36 11840* 11860* .151 .152 .153 5, 4 4, 3 3, 2 10-24 11960* 11980* .170 .172 .174 7, 6, 5 5, 4 5, 4 10-32 12180* 12200* .175 .176 .178 6, 5, 4 4, 3 4, 3 12-24 12400* 12420* .196 .198 .200 7, 6, 5 5, 4 5, 4 12-28 12520* 12540* .199 .201 .203 7, 6, 5 4, 3 4, 3 1/4-20 12640* 12660* .225 .227 .230 8, 7, 6 5, 4 5, 4 1/4-28 12860* 12880* .233 .235 .237 7, 6, 5 5, 4 4, 3 THREAD SIZE (mm) BASIC EDP#(*) HOLE SIZE REQUIREMENT FOR 6H TOLERANCE HOLE SIZE REQUIREMENT FOR 4H TOLERANCE CLASS (BXMB) BOTT. (BXMP) PLUG 75% THR. 65% THR. 55% THR. 75% THR. 65% THR. 55% THR. 6H 4H M1.6 X .35 17000* - .057 .058 .059 .056 .057 .058 D5 D3 M2 X .40 17280* - .072 .073 .074 .071 .072 .073 D5 D3 M2.5 X .45 17420* - .091 .092 .093 .089 .090 .091 D6 D3 M3 X .50 17560* - .110 .111 .112 .108 .109 .110 D6 D3 M3.5 X .60 17740* 17760* .128 .129 .130 .126 .127 .128 D7 D4 M4 X .70 17940* 17960* .145 .146 .148 .144 .145 .147 D7 D4 M5 X .80 18140* 18160* .182 .184 .185 .181 .182 .184 D8 D4 M6 X 1.00 18340* 18360* .218 .220 .222 .216 .218 .220 D9 D5 M8 X 1.25 18540* 18560* .291 .294 .296 .289 .291 .294 D10 D5 M10 X 1.50 18740* 18760* .365 .368 .371 .362 .365 .368 D11 D6 M12 X 1.75 18940* 18960* .439 .442 .446 .436 .439 .443 D12 D6 M14 X 2.0 19140* 19160* .512 .516 .520 .509 .513 .517 D14 D7 M16 X 2.0 19260* 19280* .591 .595 .599 .588 .592 .596 D14 D7 M20 X 2.5 19380* 19400* .737 .742 .747 .734 .739 .744 D15 D7 SIZE NPT EDP # BAL- NPTF EDP # BAL- TAPER HOLE SIZE “T” STRAIGHT HOLE SIZE “S” DUCTILE METALS THICK WALL** DIECASTINGS TOL. DUCTILE METALS THICK WALL ** DIECASTINGS TOL. 1/16-27 02000 02010 .283 .276 +.002 .274 .270 +.002 1/8-27SM 02100 02110 .376 .369 +.002 .367 .363 +.002 1/8-27LG 02200 02210 .376 .369 +.002 .367 .363 +.002 1/4-18 02300 02310 .492 .481 +.003 .478 .474 +.003 3/8-18 02400 02410 .642 .630 +.003 .628 .624 +.003 1/2-14 02500 02510 .781 .766 +.003 .763 .759 +.003 3/4-14 02600 02610 .992 .977 +.004 .974 .970 +.004 STI NOMINAL THREAD SIZE BASIC EDP# (*) BOTTOM HOLE SIZE REQUIRED CLASS OF FIT SUGGESTED “H” NUMBER STOCK TOOLS 75% THR. 65% THR. 55% THR. 2B 3B 5-40 INQUIRE .144 .145 .147 3, 2 2 6-32 11400* .162 .163 .165 3, 2 2 6-40 INQUIRE .157 .158 .160 3, 2 2 8-32 11740* .188 .189 .191 3, 2 2 10-24 12080* .222 .224 .226 4, 3 3, 2 10-32 12300* .214 .215 .217 4, 3 3, 2 12-24 INQUIRE .248 .250 .252 4, 3 3, 2 1/4-20 12760* .288 .290 .293 4, 3 3, 2 1/4-28 12980* .278 .279 .281 4, 3 3, 2 TAP SIZE† 3" OAL 4" OAL 6" OAL BASIC BAL- (*) “H” NUMBERS AVAILABLE BASIC BAL- (*) “H” NUMBERS AVAILABLE BASIC BAL- (*) “H” NUMBERS AVAILABLE 4-40 10780 3, 4, 5 10800 3, 4, 5 - - 6-32 11340 3, 4, 5, 6 11360 3, 4, 5, 6 - - 8-32 11680 3, 4, 5, 6 11700 3, 4, 5, 6 - - 10-24 - - 12020 3, 4, 5, 6, 7 12040 3, 4, 5, 6, 7 10-32 - - 12240 3, 4, 5, 6 12260 3, 4, 5, 6 1/4-20 - - 12700 5, 6, 7, 8 12720 5, 6, 7, 8 1/4-28 - - 12920 4, 5, 6, 7 12940 4, 5, 6, 7 5/16-18 - - 13140 5, 6, 7, 8, 9 13160 5, 6, 7, 8, 9 5/16-24 - - 13320 4, 5, 6, 7, 8 13340 4, 5, 6, 7, 8 3/8-16 - - 13500 5, 6, 7, 8, 9 13520 5, 6, 7, 8, 9 3/8-24 - - 13680 4, 5, 6, 7, 8 13700 4, 5, 6, 7, 8 SIZE H2 EDP # BAL- THREADS PER INCH HOLE SIZE REQUIRED TAP DRILL SIZE 75% THR. 65% THR. 55% THR. 1.0 mm x .250 01102 102 .0348 .0353 .0358 # 65 1.1 mm x .250 01202 102 .0387 .0392 .0397 # 61 1.2 mm x .250 01302 102 .0427 .0432 .0437 # 58 1.4 mm x .300 01402 85 .0493 .0499 .0505 1.25 mm BALAX THREDFLOER FORMING TAPS ORDERING EXAMPLE: BAL - 1 EDP NUMBER Found in the tables. Describes the tap type, size, and H/D number. 1 THREDFLOER EXAMPLE: 1 1 2 8 5 - 2 1 4 6-32 Bottom H5 Thredfloer with 2 grooves, front point removed, and Balwear surface treatment. 2 8 # GROOVES 5 - 0 = Standard configuration, 6-32 or M3.5 and larger have one groove. Smaller taps have no grooves. 1 = One groove (for taps smaller than 6-32 or M3.5) 2 = Two grooves 4 = Four grooves 6 = Six grooves (1/2” and M14 & Larger) 7 = Burr Bit grooves 8 = 2 Grooves (HP only) 9 = Multiple grooves (HP only) 2 1 4 CONFIGURATION 0 = With front point 1 = Front point removed 2 = Ettco Notch 4 = Rear and front points removed B = Angular Outlets, Front point removed C = Angular Outlets H = Coolant-thru. Front point removed J = Coolant-thru P = Individual Packages Machine Screw and Fractional Size Thredfloers * TO GET EXACT EDP# ADD “H” NUMBER TO BASIC EDP#. EXAMPLE: 1/2-13 H12 BOTTOM = 14040+12 = 14052 FOR FULL P/N USE: BAL-EDP#-COATING CODE# NPT & NPTF Thredfloer T=TAPERED HOLE OPTION S = STRAIGHT HOLE OPTION In accordance with the “S” sizes in the Taper Pipe Hole Size Chart. **Sizes may have to be reduced for thin wall applications. Bottoming style. Use the lower “H” limit for 3B fit, uppter “H” limit for 2B fit. *To get exact EDP# add “H” number to basic EDP#. Q = Individual Packages, Front point removed R = Radial Outlets S = Radial Outlets, Front point removed W = Individual packages, coolant-thru X = Individual packages, FT PT removed, coolant-thru Metric Thredfloers SURFACE TREATMENT 0 = Bright Finish A = TiAlN C = TiCN T = TiN 1 = Nitride 2 = Steam-Oxide 3 = Hard Chrome 4 = Balwear (for Copper Alloys) 5 = Balube 6 = Nitride/Steam Oxide 7 = Nitride/Hard Chrome U = Super TiN L = Bal-Plus (for Wrought Aluminum) * TO GET THE EXACT EDP# ADD “D” NUMBER TO BASIC EDP#. EXAMPLE: M14 X 2.0 D14 BOTTOM = 19140+14 = 19154. FOR FULL PART NO. USE BAL-EDP#-COATING CODE#. * TO GET THE EXACT EDP# ADD “H” NUMBER TO BASIC EDP#. EXAMPLE: 1/4-20 H4 = 12760+4 = 12764. FOR FULL PART NO. USE BAL-EDP#-COATING CODE#. Overall Length - 1.5/8” Thread Length -1/4” Shank Diameter - .141” Square Length - 3/16” Square Size - .110” STI Thredfloers Bottom Style Machine Screw and Fractional Size Balax part numbers consist of a five-digit number describing the basic tap and a three-digit suffix that specifies the desired options. Extension Thredfloer Miniature Thredfloer (Bottoming Style)
