McMaster 98381A515 Dowel Pin, Pack of 25, Alloy Steel, 3 16" Diameter, 1 3 4" Long 46C575 NEMA electronic overload relay triggers NEMA electronic overload relay triggers contactors to break electrical connections with downstream equipment when current reaches a pre determined range of full load amperage 000 Operating Temperature Range 30 to 160 °F Secondary Scale Pressure Measurement Maximum 689 bar Secondary Scale Vacuum Measurement Minimum 0 bar Primary Scale Vacuum Measurement Minimum 0 psi Compatible with Series PRO 300 Process Media Temperature Minimum 32 °F Operating Temperature Maximum 160 °F Primary Scale Pressure Measurement Minimum 0 psi Compatible with Brand Universal Operating Temperature Minimum 30 °F Case Liquid Glycerin Primary Scale Vacuum Measurement Maximum 10 Precisely align machine parts and components with these alloy steel dowel pins they hold parts in place with a tight