Description
The Robertshaw 4590-171 is a 1/2″ Male Pipe Thread (MPT) to 3/8″ Female Pipe Thread (FPT) reducing bushing, conveniently packaged in a 6-pack to keep your jobs moving without interruption. Designed for use in HVAC, plumbing, and gas piping applications, these bushings provide a secure, leak-resistant threaded connection when transitioning between pipe sizes.
Key Features
- 1/2″ MPT (Male Pipe Thread) inlet x 3/8″ FPT (Female Pipe Thread) outlet
- Reducing bushing design for efficient pipe size transitions
- Threaded construction for secure, leak-resistant connections
- Value 6-pack — ideal for stocking service vans and job sites
- Compatible with a wide range of HVAC and plumbing piping systems
Specifications
- SKU: 4590-171
- Brand: Robertshaw
- Inlet Connection: 1/2″ MPT (Male Pipe Thread)
- Outlet Connection: 3/8″ FPT (Female Pipe Thread)
- Pack Quantity: 6







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