The MUELLER INDUSTRIES 520-658 is a threaded fitting made of malleable iron. Mueller Industries has been a trusted manufacturer for years, producing high-quality plumbing products. This fitting is ideal for various applications, including plumbing and refrigeration.
Constructed from durable malleable iron
Threaded design for secure connections
Versatile for plumbing and refrigeration systems
Product Highlights
This fitting supports reliable applications in plumbing and HVAC systems.