This is a standard #45 drill size orifice calibrated for natural gas applications in specific furnace models

The Robertshaw 1970 series features a versatile zip nut and Tinnerman clip

Visual Diagnostics: Built-in status indicator light allows for instant troubleshooting of the 24Vac control circuit

this component ensures seamless mechanical fitment and electrical continuity across a wide range of Intertherm

When should the pilot orifice be replaced

BASO K15DA-36 Thermocouple This is a standard #45The BASO K15DA 36 is a professional grade 36 inch thermocouple engineered specifically for high reliability in standing pilot ignition systems. This component generates a consistent 20 28 mV open circuit range, ensuring precise flame sensing and safety shut off performance for commercial HVACR and industrial heating equipment. As a direct replacement for Johnson Controls K15DS 36 and identical to the K15DA 36H, this unit features a standard 11 32 32