What is the difference between ASM01895 and OE391-12

As the direct OEM replacement for B1809904

Can I replace this with an automatic reset switch

flat contact point to prevent rotational slip

as this SPST furnace switch is calibrated to detect subtle fluctuations in airflow

Nordyne M0036007R Wiring Harness 326070-701 What is the difference betweenThe Nordyne M0036007R Wiring Harness is a critical OEM replacement part designed for precision electrical distribution in Nordyne furnace units and broader HVAC systems. As a veteran technician knows, intermittent signal loss or furnace pressure switch errors can often be traced back to loose pins or degraded insulation within the harness. This authentic Nordyne electrical component features high quality insulated conductors and pre terminated