The 1/16" hex head is the primary interface for adjusting the calibration screws that set the 12 psig (or specific application) branch line pressure on pneumatic controllers

Always verify the part number on the existing assembly or the equipment data plate

A healthy LH680534 Flame Sensor typically produces a steady signal between 1

As a direct replacement for Q314A6342 and Q314AK11 burner components

Lead-Free Reliability: Certified lead-free construction meets all safe drinking water act requirements for potable lines

C & D CD3604 Valve (Pack of 6) The 1/16" hex head isThe C&D Valve CD3604 is a professional grade 1 4" male flare access fitting designed for high reliability HVAC and refrigeration service. As part of the T36 Series Valve line, this 6 pack provides technicians with a versatile solution for system charging, evacuation, and pressure monitoring. Each fitting features a brazed 1 4" copper tube extension, a 5 16" step for versatile mounting, and a 1 8" MPT connection below the hex. Built for field