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Cutting & Drilling Catalog - NPT Tapered Pipe Tap

NPT or "National Pipe Thread" is shorthand for the American National Standard Pipe Thread. NPT threads are for general use and usually need a sealing agent applied during assembly to ensure non-leakage.

  • High Carbon Steel
  • American Standard Taper Pipe Thread
  • Taper Ratio = 3⁄4" per foot
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1/4
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1/4"-18 Pipe Thread Hi-Carbon Taper Pipe Tap

25KDPT

$10.26 /Each

3/8
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3/8"-18 Pipe Thread Hi-Carbon Taper Pipe Tap

37KDPT

$12.83 /Each

1-1/2
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1-1/2"-11-1/2 Pipe Thread Hi-Carbon Taper Pipe Tap

150KDPT

$67.52 /Each

2
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2"-11-1/2 Pipe Thread Hi-Carbon Taper Pipe Tap

200KDPT

$131.83 /Each

1-1/4
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1-1/4"-11-1/2 Pipe Thread Hi-Carbon Taper Pipe Tap

125KDPT

$59.98 /Each

1/16
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1/16"-27 Pipe Thread Hi-Carbon Taper Pipe Tap

6KDPT

$12.74 /Each

1
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1"-11-1/2 Pipe Thread Hi-Carbon Taper Pipe Tap

100KDPT

$50.95 /Each

3/4
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3/4"-14 Pipe Thread Hi-Carbon Taper Pipe Tap

75KDPT

$28.92 /Each

1/2
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1/2"-14 Pipe Thread Hi-Carbon Taper Pipe Tap

50KDPT

$27.08 /Each

1/8
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1/8"-27 Pipe Thread Hi-Carbon Taper Pipe Tap

12KDPT

$7.88 /Each

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