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Bright high-speed steel pipe tap with four flutes and square drive end

Cleveland

Cleveland C64131 Pipe Tap 1/4"-18 Semi-Bottoming 4 Flutes NPSF

SKU CH-XA87-5AHWJ

Cuts 1/4"-18 NPSF threads in pipe and conduit using four-flute high-speed steel

  • Product typeTaps
  • Cuts 1/4"-18 NPSF threads accurately with four-flute semi-bottoming design
  • High-speed steel construction resists wear during repeated pipe tapping operations
  • Bright uncoated finish allows clear visibility of cutting edges while working
  • Semi-bottoming chamfer reaches deeper into blind holes than standard taper taps
  • 75% thread drill size of .4375 in ensures proper hole preparation for reliable threads

Cleveland C64131 Pipe Tap Overview

The Cleveland C64131 is a high-speed steel pipe tap designed for cutting internal threads in pipe and conduit fittings. It suits maintenance technicians and fabricators who need to produce NPSF dryseal threads in metal components.

Installation and Common Issues

The tap features a semi-bottoming chamfer with four flutes for efficient chip evacuation during hand or machine tapping. Using the specified 0.4375 inch drill size for the 75 percent thread depth helps prevent tap breakage and ensures proper thread engagement.

1/4"-18 NPSF Thread Specification

This tool cuts a 1/4 inch minus 18 threads per inch NPSF straight pipe thread form with a 1 1/16 inch thread length. The right-hand, uncoated high-speed steel construction is intended for general-purpose ferrous and non-ferrous materials where a dryseal pressure-tight joint is required.

How it compares

Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.

Price $29.99
Typical for this category: the median of 5,493 items is $27.99.

Specifications

Product
Brand nameCLEVELAND
Product typeTaps

Questions about this item

How do I confirm the 1/4"-18 NPSF threads are cut correctly after tapping?

Check thread engagement with a matching NPSF gauge; the 4-flute high-speed steel tap produces a 75 percent thread at the 0.4375 in drill size for proper fit.

What comes with the Cleveland C64131 tap and what must I supply?

The box contains the semi-bottoming pipe tap only; you must provide a 0.4375 in drill bit, cutting fluid, and a tap wrench or powered driver.

When should I choose the 4-flute semi-bottoming version over other tap styles?

Select this 1/4"-18 NPSF tap for through or blind holes needing strong chip evacuation and full thread depth in steel or iron pipe fittings.

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