UNF Long Series (Nut) Taps

<p><strong>UNF Nut Taps – HSS – Bright Finish</strong></p>

<p>High-speed steel nut taps for creating Unified Fine (UNF) threads in nuts and other internally threaded components. Designed with extended shanks and square drives for use with tap wrenches or machines. Bright finish ensures clean cutting and smooth chip flow.</p>

<table border="1" cellpadding="6" cellspacing="0">

  <thead>

    <tr>

      <th>Size</th>

      <th>Overall Length (mm)</th>

      <th>Thread Length (mm)</th>

      <th>Shank Length (mm)</th>

      <th>Shank Ø (mm)</th>

      <th>Square A/F (mm)</th>

    </tr>

  </thead>

  <tbody>

    <tr><td>1/4"</td><td>131.9</td><td>43.2</td><td>34.0</td><td>4.6</td><td>3.5</td></tr>

    <tr><td>5/16"</td><td>139.5</td><td>46.1</td><td>35.3</td><td>6.0</td><td>4.5</td></tr>

    <tr><td>3/8"</td><td>152.3</td><td>51.1</td><td>38.2</td><td>7.4</td><td>5.5</td></tr>

    <tr><td>7/16"</td><td>164.8</td><td>60.9</td><td>45.4</td><td>8.7</td><td>6.5</td></tr>

    <tr><td>1/2"</td><td>178.2</td><td>64.5</td><td>48.8</td><td>9.3</td><td>6.9</td></tr>

    <tr><td>5/8"</td><td>202.8</td><td>77.1</td><td>57.9</td><td>12.7</td><td>9.6</td></tr>

    <tr><td>3/4"</td><td>228.2</td><td>82.8</td><td>65.0</td><td>15.6</td><td>11.7</td></tr>

    <tr><td>1"</td><td>279.3</td><td>102.4</td><td>76.7</td><td>21.2</td><td>15.8</td></tr>

  </tbody>

</table>