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A flanged lock nut is a reliable fastening component commonly used in boiler and burner assemblies to secure connections and prevent loosening due to vibration or thermal expansion. Its integrated flange provides a larger bearing surface, distributing load evenly and reducing the risk of damage to mating parts. Ideal for maintenance and repair of heating equipment, this nut ensures a tight, stable fit in gas burner parts and other critical areas. Whether replacing worn hardware or assembling new components, this flanged lock nut offers dependable performance for your boiler spare parts needs.