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The female adapter features a flared connection and a female NPT thread. The fitting provides a means for adapting a flare connection to a threaded connection. Please refer to NIBCO technical data sheets and catalogs for engineering and installation information. In addition to its inherent qualities of beauty, durability and low maintenance, copper's reusability makes it an ideal application in sustainable projects. NIBCO® copper fittings are manufactured in an ISO 9001 certified facility, and backed by a 50-year limited warranty. Because of its longstanding reputation for innovation and precision in design and manufacturing, NIBCO is the preferred brand in the industry.
Flared Female Adapter FL x F - Cast, 503
Unit of Measure

Material Number

UPC Code

Connection Type



6025450 N/A 039923420466 N/A FL x F N/A 1/2 N/A 503 1/2 FLR x F FLARED ADAPT CAST
6026000 N/A 039923420626 N/A FL x F N/A 3/4 N/A 503 3/4 FLR x F FLARED ADAPT CAST
6026300 N/A 039923420725 N/A FL x F N/A 1 N/A 503 1 FLR x F FLARED ADAPT CAST
6026750 N/A 039923420824 N/A FL x F N/A 1 1/2 N/A 503 1 1/2 FLR x F FLARED ADAPT CAST
Unit of Measure