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Aerospace Fastener Taps

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Workpiece Material
  • P Steel (2481)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (2462)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (2462)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS
      (2462)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS
      (2481)
  • M Stainless Steel (2462)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS
      (2462)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS
      (2462)
  • K Cast Iron (2284)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS
      (19)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS
      (1520)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS
      (745)
  • N Non-Ferrous Materials (1338)
    • N1
      Wrought Aluminum
      (1338)
    • N2
      Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%
      (1338)
    • N4
      Copper, Brass, Zinc-based on machinability index range of 70-100
      (1338)
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Applications
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Cutting Length
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to
Thread Tolerance Class ANSI
  • 2B (303)
  • 3B (36)
Thread Tolerance Class ISO
  • 6G-I (23)
  • 6H-I (538)
Tap PD Class
  • 0 (21)
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Tap Tolerance Class
  • ISO 2 (478)
  • ISO 3 (23)
Connection Style
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  • Straight-Cylindrical (8)
Number of Flutes
  • 2 (407)
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  • 4 (367)
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Internal Coolant Capability
Application
Coating
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Grade Of Cutting Tool
  • WP42EG (595)
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Hand Of Tool
  • R (2510)
Tap Standard
  • ANSI (1468)
  • DIN 371 (235)
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Tap Type
  • 10 (30)
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Front-End
Thread TPI
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Thread TPI
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Thread Pitch
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Thread Pitch
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to
Chamfer Form
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Back-End
Connection Type
  • CYLINDRICAL (2510)
Back-End Diameter
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Back-End Diameter
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to
other
Grade
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Platform
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Tool Unit
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Over All Length [L]
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  • 56.21 (1)
  • 59.6 (2)
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  • 110.0 (159)
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  • 193.8 (2)
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to
Over All Length [L]
  • 1.75 (5)
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  • 1.81 (4)
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  • 1.88 (53)
  • 1.94 (32)
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  • 2.38 (52)
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  • 2.5 (83)
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  • 2.94 (67)
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  • 4.13 (2)
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  • 4.33 (159)
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