NBK-20430K – Pilot Assembly 170° NG Kit – AO Smith / LochinvarThe NBK-20430K Pilot Assembly 170° NG Kit is a natural gas pilot assembly engineered to deliver dependable ignition and stable flame performance for AO Smith and Lochinvar water heaters. This OEM-equivalent replacement matches AO Smith part number 100109261 and Lochinvar part number 9003488005. With a precise 170-degree orientation, it’s ideal for systems requiring angled pilot configurations to accommodate specific burner and manifold layouts.Key Features:170° Pilot Tube Orientation – Designed for burner assemblies that require angled gas line routingStable Ignition Performance – Ensures consistent flame control and reliable spark ignition in natural gas systemsOEM-Equivalent Construction – Direct replacement for AO Smith 100109261 and Lochinvar 9003488005 without modificationsSpecifications:SKU: 20430KCategory: Water Heater Parts / Pilot AssembliesFuel Type: Natural Gas (NG)Orientation: 170°OEM Brands: AO Smith, LochinvarReplaces OEM Parts: 100109261, 9003488005UPC: 810069185019Application: Residential and commercial AO Smith and Lochinvar natural gas water heatersEquivalent To:AO Smith: 100109261Lochinvar: 9003488005Why Choose the NBK-20430K?The NBK-20430K Pilot Assembly restores safe, efficient ignition and flame stability in natural gas water heaters. Its 170° angled design ensures perfect fitment in systems with specific burner configurations, while its OEM-equivalent build guarantees fast installation, reliable performance, and long service life.Shipping & Availability:Special order from NBK. Please allow 1–2 business days for processing before shipment.








