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GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes
GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes
GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes
GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes

T838 • Form C Semi-Bottoming Chamfer • Metric • ANSI • Tension/Compression Holders

GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes

Features and benefits



  • KSP32 TiCN/TiN

  • KSP39 oxide

Uses and application

  • Tapping: Blind HoleTapping: Blind Hole
  • 3861838618
  • Chamfer Form C (2–3)Chamfer Form C (2–3)
  • Tapping Helix Angle: 45°Tapping Helix Angle: 45°
  • Flood Coolant: TappingFlood Coolant: Tapping
  • Manufacturer’s Specs: MManufacturer’s Specs: M
  • Manufacturer’s Specs: MFManufacturer’s Specs: MF
  • Manufacturer’s Specs: ANSIManufacturer’s Specs: ANSI
  • 100076705100076705

Workpiece Materials

P Steel
M Stainless Steel
K Cast Iron
N Non-Ferrous
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  • P Steel (26)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (26)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (26)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS
      (26)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS
      (26)
  • M Stainless Steel (26)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS
      (26)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS
      (26)
  • K Cast Iron (26)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS
      (26)
  • N Non-Ferrous Materials (7)
    • N1
      Wrought Aluminum
      (7)
    • N2
      Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%
      (7)
    • N4
      Copper, Brass, Zinc-based on machinability index range of 70-100
      (7)
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  • CN (2)
  • US (13)
Applications
  • Tapping Blind Hole Tapping Blind Hole (26)
  • Threading Threading (26)
Cutting Length
  • 0.38 (3)
  • 0.5 (2)
  • 0.58 (2)
  • 0.63 (2)
  • 0.69 (4)
  • 0.74 (1)
  • 0.75 (2)
  • 0.94 (4)
  • 1.0 (2)
  • 1.09 (4)
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Cutting Length
  • 9.7 (3)
  • 12.7 (2)
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  • 16.0 (2)
  • 17.5 (4)
  • 18.9 (1)
  • 19.0 (2)
  • 23.9 (4)
  • 25.4 (2)
  • 27.7 (4)
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Tap PD Class
  • D3 (2)
  • D4 (5)
  • D5 (9)
  • D6 (7)
  • D7 (3)
Number of Flutes
  • 2 (3)
  • 3 (21)
  • 4 (2)
application
Grade Of Cutting Tool
  • KSP32 (7)
  • KSP39 (19)
frontEnd
Thread Pitch
  • 0.5 (2)
  • 0.6 (1)
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  • 2.5 (1)
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Thread Pitch
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  • 2.0 (2)
  • 2.5 (1)
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backEnd
Back-End Diameter
  • 0.141 (3)
  • 0.168 (2)
  • 0.194 (2)
  • 0.255 (2)
  • 0.318 (4)
  • 0.367 (4)
  • 0.381 (3)
  • 0.429 (2)
  • 0.48 (2)
  • 0.542 (2)
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Back-End Diameter
  • 3.581 (1)
  • 3.582 (2)
  • 4.267 (2)
  • 4.928 (2)
  • 6.477 (2)
  • 8.077 (4)
  • 9.322 (4)
  • 9.678 (3)
  • 10.897 (2)
  • 12.192 (2)
  • 13.767 (2)
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Grade
  • KSP32 (7)
  • KSP39 (19)
Over All Length [L]
  • 49.2 (2)
  • 50.5 (1)
  • 53.8 (2)
  • 60.3 (2)
  • 63.5 (2)
  • 68.7 (3)
  • 69.2 (1)
  • 74.1 (1)
  • 74.3 (2)
  • 85.9 (4)
  • 91.2 (2)
  • 96.8 (2)
  • 102.4 (2)
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Over All Length [L]
  • 1.94 (2)
  • 1.99 (1)
  • 2.12 (2)
  • 2.37 (2)
  • 2.5 (2)
  • 2.71 (3)
  • 2.73 (1)
  • 2.92 (3)
  • 3.38 (4)
  • 3.59 (2)
  • 3.81 (2)
  • 4.03 (2)
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SAP Material Number ISO Catalog Number ANSI Catalog Number First Choice Grade [D1-TDZ] Thread Diameter Size [L] Overall Length [L] Overall Length [L3] Thread Length [L3] Thread Length [L2] Useable Length [L2] Useable Length [D] Adapter / Shank / Bore Diameter [D] Adapter / Shank / Bore Diameter [Z] Number of Flutes Tap Pitch Diameter Limit
6140821 T838M060X100RD5-A T838M060X100RD5-A   KSP39 M6 X 1 63.5000 2.500 16.0000 .6300 25.5000 1.010 6.477 .255 3 D5
    List price:
    $48.94 /each.
    Your price::
    Qty
    6140817 T838M050X080RD4-A T838M050X080RD4-A   KSP39 M5 X 0,8 60.3000 2.370 12.7000 .5000 23.2000 .9100 4.928 .194 3 D4
      List price:
      $48.94 /each.
      Your price::
      Qty
      6140813 T838M040X070RD4-A T838M040X070RD4-A   KSP39 M4 X 0,7 53.8000 2.120 9.7000 .3800 19.4000 .7600 4.267 .168 3 D4
        List price:
        $48.94 /each.
        Your price::
        Qty
        6140809 T838M035X060RD4-A T838M035X060RD4-A   KSP39 M3,5 X 0,6 50.5000 1.990 9.7000 .3800 18.0000 .7100 3.581 .141 2 D4
          List price:
          $49.14 /each.
          Your price::
          Qty
          6140829 T838M080X125RD5-A T838M080X125RD5-A   KSP39 M8 X 1,25 68.7000 2.710 17.5000 .6900 28.5000 1.120 8.077 .318 3 D5
            List price:
            $53.04 /each.
            Your price::
            Qty
            6140853 T838M120X175RD6-A T838M120X175RD6-A   KSP39 M12 X 1,75 85.9000 3.380 23.9000 .9400 44.2000 1.740 9.322 .367 3 D6
              List price:
              $90.10 /each.
              Your price::
              Qty
              6140849 T838MF120X150RD5-A T838MF120X150RD5-A   KSP39 M12 X 1,5 85.9000 3.380 23.9000 .9400 44.2000 1.740 9.322 .367 3 D5
                List price:
                $100.33 /each.
                Your price::
                Qty
                6140843 T838M100X150RD6-A T838M100X150RD6-A   KSP39 M10 X 1,5 74.3000 2.920 19.0000 .7500 31.9000 1.260 9.678 .381 3 D6
                  List price:
                  $74.84 /each.
                  Your price::
                  Qty
                  6140856 T838MF160X150RD6-A T838MF160X150RD6-A   KSP39 M16 X 1,5 96.8000 3.810 27.7000 1.090 48.0000 1.890 12.192 .48 3 D6
                    List price:
                    $159.83 /each.
                    Your price::
                    Qty
                    6140841 T838MF100X125RD5-A T838MF100X125RD5-A   KSP39 M10 X 1,25 74.1000 2.920 18.9000 .7400 31.8000 1.250 9.678 .381 3 D5
                      List price:
                      $74.84 /each.
                      Your price::
                      Qty
                      6140857 T838M160X200RD7-A T838M160X200RD7-A   KSP39 M16 X 2 96.8000 3.810 27.7000 1.090 48.0000 1.890 12.192 .48 3 D7
                        List price:
                        $159.83 /each.
                        Your price::
                        Qty
                        6140855 T838M140X200RD7-A T838M140X200RD7-A   KSP39 M14 X 2 91.2000 3.590 25.4000 1.000 44.2000 1.740 10.897 .429 3 D7
                          List price:
                          $136.11 /each.
                          Your price::
                          Qty
                          6140859 T838M180X250RD7-A T838M180X250RD7-A   KSP39 M18 X 2,5 102.4000 4.030 27.7000 1.090 48.0000 1.890 13.767 .542 4 D7
                            List price:
                            $232.23 /each.
                            Your price::
                            Qty
                            6140811 T838M040X070RD4-A T838M040X070RD4-A   KSP32 M4 X 0,7 53.8000 2.120 9.7000 .3800 19.4000 .7600 4.267 .168 3 D4
                              List price:
                              $63.60 /each.
                              Your price::
                              Qty
                              6140815 T838M050X080RD4-A T838M050X080RD4-A   KSP32 M5 X 0,8 60.3000 2.370 12.7000 .5000 23.2000 .9100 4.928 .194 3 D4
                                List price:
                                $63.60 /each.
                                Your price::
                                Qty
                                6140825 T838MF080X100RD5-A T838MF080X100RD5-A   KSP39 M8 X 1 68.7000 2.710 17.5000 .6900 28.5000 1.120 8.077 .318 3 D5
                                  List price:
                                  $53.04 /each.
                                  Your price::
                                  Qty
                                  6140819 T838M060X100RD5-A T838M060X100RD5-A   KSP32 M6 X 1 63.5000 2.500 16.0000 .6300 25.5000 1.010 6.477 .255 3 D5
                                    List price:
                                    $63.60 /each.
                                    Your price::
                                    Qty
                                    6140807 T838M030X050RD3-A T838M030X050RD3-A   KSP39 M3 X 0,5 49.2000 1.940 14.8000 .5800 19.1000 .7500 3.582 .141 2 D3
                                      List price:
                                      $53.04 /each.
                                      Your price::
                                      Qty
                                      6140805 T838M030X050RD3-A T838M030X050RD3-A   KSP32 M3 X 0,5 49.2000 1.940 14.8000 .5800 19.1000 .7500 3.582 .141 2 D3
                                        List price:
                                        $69.02 /each.
                                        Your price::
                                        Qty
                                        6140827 T838M080X125RD5-A T838M080X125RD5-A   KSP32 M8 X 1,25 68.7000 2.710 17.5000 .6900 28.5000 1.120 8.077 .318 3 D5
                                          List price:
                                          $69.02 /each.
                                          Your price::
                                          Qty
                                          6140823 T838M070X100RD5-A T838M070X100RD5-A   KSP39 M7 X 1 69.2000 2.730 17.5000 .6900 29.3000 1.150 8.077 .318 3 D5
                                            List price:
                                            $53.04 /each.
                                            Your price::
                                            Qty
                                            6140851 T838M120X175RD6-A T838M120X175RD6-A   KSP32 M12 X 1,75 85.9000 3.380 23.9000 .9400 44.2000 1.740 9.322 .367 3 D6
                                              List price:
                                              $117.17 /each.
                                              Your price::
                                              Qty
                                              6140847 T838MF120X125RD5-A T838MF120X125RD5-A   KSP39 M12 X 1,25 85.9000 3.380 23.9000 .9400 44.2000 1.740 9.322 .367 3 D5
                                                List price:
                                                $90.48 /each.
                                                Your price::
                                                Qty
                                                6140858 T838MF180X150RD6-A T838MF180X150RD6-A   KSP39 M18 X 1,5 102.4000 4.030 27.7000 1.090 48.0000 1.890 13.767 .542 4 D6
                                                  List price:
                                                  $232.23 /each.
                                                  Your price::
                                                  Qty
                                                  6140845 T838M100X150RD6-A T838M100X150RD6-A   KSP32 M10 X 1,5 74.3000 2.920 19.0000 .7500 31.9000 1.260 9.678 .381 3 D6
                                                    List price:
                                                    $97.31 /each.
                                                    Your price::
                                                    Qty
                                                    6140854 T838MF140X150RD6-A T838MF140X150RD6-A   KSP39 M14 X 1,5 91.2000 3.590 25.4000 1.000 44.2000 1.740 10.897 .429 3 D6
                                                      List price:
                                                      $136.11 /each.
                                                      Your price::
                                                      Qty
                                                      List price:
                                                      Discount: %
                                                      Your price::
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                                                      Grades

                                                      • KSP32

                                                        High-vanadium HSS-E substrate coated with wear-resistant TiCN base layer and low-friction TiN top layer. Use in multiple applications, including steel, stainless steel, ductile cast iron, and cast aluminum. KSP32 is abrasion resistant.

                                                        P Steel
                                                        M Stainless Steel
                                                        K Cast Iron
                                                        N Non-Ferrous
                                                      • KSP39

                                                        HSS-E substrate with black oxide surface treatment. Use in a variety of materials, including steel, stainless steel, and ductile iron. Not recommended for non-ferrous materials.

                                                        P Steel
                                                        M Stainless Steel
                                                        K Cast Iron
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