ÿþ<html> <Title>NEMA Motor Dimensions</title> </td><td valign="top" width="24"></td><!--msnavigation--><td valign="top"> <div align="left"> <table border="0" width="373" bgcolor="white" cellspacing="0" cellpadding="0"> <tr> <td width="363"> <table border="1" cellspacing="0" cellpadding="0" width="689" > <tr> <td width="201" rowspan="2" valign="top" style="width:120.45pt;border:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><b><span style="font-family:Arial">Dimension (inches) </span></b></p> </td> <td width="489" colspan="4" valign="top" style="width:293.15pt;border:solid windowtext .5pt; border-left:none;mso-border-left-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-family:Arial">NEMA Motor Mounting Dimensions </span></p> </td> </tr> <tr> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><b><span style="font-family:Arial">NEMA 17 </span></b></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><b><span style="font-family:Arial">NEMA 23 </span></b></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><b><span style="font-family:Arial">NEMA 34 </span></b></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><b><span style="font-family:Arial">NEMA 42 </span></b></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Motor Shaft Diameter </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.1968 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.250 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.375 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.625 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Motor Shaft Length* </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.945 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.81 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.25 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.380 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Pilot Diameter </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.866 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.500 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">2.875 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">2.186 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Pilot Length* </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.080 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.062 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.062 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.062 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Mounting Bolt Circle </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.725 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">2.625 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">3.875 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">4.950 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Bolt Hole Size </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">4-40 UNC </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.195 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.218 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">.281 </span></p> </td> </tr> <tr> <td width="201" valign="top" style="width:120.45pt;border:solid windowtext .5pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">Bolt Hole Distance (square) </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.220 </span></p> </td> <td width="123" valign="top" style="width:73.7pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">1.856 </span></p> </td> <td width="123" valign="top" style="width:73.75pt;border-top:none;border-left: none;border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">2.740 </span></p> </td> <td width="120" valign="top" style="width:1.0in;border-top:none;border-left:none; border-bottom:solid windowtext .5pt;border-right:solid windowtext .5pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; padding:0in 5.4pt 0in 5.4pt"> <p class="MsoNormal"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt; font-family:Arial">3.500 </span></p> </td> </tr> </table> </td> </tr> </table>