The Uponor A4322020 Brass Coupling Nipple from the QS-Style Series delivers durable and reliable performance for plumbing and hydronic systems.
This precision-machined brass nipple features an R20 nominal size with a 1.3-inch hex and a compact 0.68-inch length. Rated for 125 PSI and 220 °F, it ensures secure, leak-resistant connections while supporting easy installation in residential and commercial applications.
- Model A4322020 belongs to the QS-Style Series, engineered for dependable system connections.
- Constructed from durable brass to resist corrosion and extend service life.
- Compact design and hex configuration simplify installation in tight spaces.
Technical Data & Performance
- Nominal size: R20.
- Hex size: 1.3 inches.
- Overall length: 0.68 inches.
- Working pressure: 125 PSI.
- Max operating temperature: 220 °F.
- Material: Brass.
- Application: Plumbing and hydronic system coupling connections.










