The reducing coupling features solder cups. The fitting provides a means of connecting larger size tube to smaller size tube. 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.
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Material Number

UPC Code

Description 

Type

Connection Type

Size

9003500CB N/A 039923312822 N/A 600R-CB 31/2X3 CXC REDUCING COUPLING N/A Coupling N/A C x C N/A 3 1/2 x 3
9004050 N/A 039923308467 N/A 600R 4X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 2
9004050CB N/A 039923301338 N/A 600R-CB 4X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 2
9004000 N/A 039923308443 N/A 600R 4X21/2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 2 1/2
9004000CB N/A 039923301321 N/A 600R-CB 4X21/2 CXC REDUCING COUPLING N/A Coupling N/A C x C N/A 4 x 2 1/2
9003950 N/A 039923308429 N/A 600R 4X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 3
9003950CB N/A 039923301314 N/A 600R-CB 4X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 3
9003900 N/A 039923308405 N/A 600R 4X31/2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 4 x 3 1/2
9003900CB N/A 039923333421 N/A 600R-CB 4X31/2 CXC REDUCING COUPLING N/A Coupling N/A C x C N/A 4 x 3 1/2
9004350 N/A 039923308566 N/A 600R 5X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 5 x 2
9004350CB N/A 039923333841 N/A 600R-CB 5X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 5 x 2
9004340 N/A 039923308542 N/A 600R 5X21/2 REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 5 x 2 1/2
9004330 N/A 039923308528 N/A 600R 5X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 5 x 3
9004310 N/A 039923308504 N/A 600R 5X4 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 5 x 4
9004860 N/A 039923308689 N/A 600R 6X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 2
9004860CB N/A 039923301437 N/A 600R-CB 6X2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 2
9004850 N/A 039923308665 N/A 600R 6X21/2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 2 1/2
9004840 N/A 039923308641 N/A 600R 6X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 3
9004840CB N/A 039923301413 N/A 600R-CB 6X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 3
9004820 N/A 039923308627 N/A 600R 6X4 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 4
9004820CB N/A 039923301406 N/A 600R-CB 6X4 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 4
9004810 N/A 039923308603 N/A 600R 6X5 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 5
9004810CB N/A 039923301390 N/A 600R-CB 6X5 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 6 x 5
9005250 N/A 039923308788 N/A 600R 8X21/2 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 8 x 2 1/2
9005240 N/A 039923308764 N/A 600R 8X3 CXC REDUCING COUPLING WROT N/A Coupling N/A C x C N/A 8 x 3
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