Pilot Assembly 180° NG Kit | AO Smith / Lochinvar | NBK-20426K

NBK-20426K – Pilot Assembly 180° NG Kit – AO Smith / Lochinvar – Special Order The NBK-20426K Pilot Assembly 180° NG Kit is a high-quality natural gas pilot assembly designed for use in AO Smith and Lochinvar water heaters. This OEM-equivalent replacement matches AO Smith part number 100109290 and Lochinvar 9003531005, and is engineered for precise ignition control and reliable gas flow management in residential and commercial systems. ⚠️ SPECIAL ORDER NOTICE: This is a special order item sourced from NBK. Please allow 1–2 business days for processing. Key Features ✅ 180° Configuration: Designed for specific burner layouts requiring a 180° pilot tube orientation ✅ Reliable Ignition: Delivers consistent spark and flame performance for natural gas systems ✅ OEM-Equivalent Fit: Replaces both AO Smith 100109290 and Lochinvar 9003531005 without modification Specifications 📌 SKU: 20426K 📌 Category: Water Heater Parts / Pilot Assemblies 📌 Fuel Type: Natural Gas (NG) 📌 Orientation: 180-Degree 📌 OEM Brands: AO Smith, Lochinvar 📌 Replaces OEM Parts: 100109290, 9003531005 📌 UPC: 810069185002 📌 Application: Natural gas water heaters (residential and light commercial) Equivalent To AO Smith: 100109290 Lochinvar: 9003531005 Why Choose the NBK-20426K? The NBK-20426K Pilot Assembly is ideal for restoring safe, reliable ignition in AO Smith and Lochinvar gas water heaters. Whether you're replacing a faulty pilot or performing preventive maintenance, this kit provides OEM-level performance with fast, accurate installation. Shipping & Availability 🚚 Special order from NBK. Please expect a 1–2 business day processing delay .