1 1/4" MNPT x 1" FNPT Low Pressure Bushing Adapter Pipe Fitting
The 1 1/4" MNPT x 1" FNPT low pressure bushing adapter is designed to securely reduce pipe thread size in industrial plumbing, processing, and fluid transfer systems. This threaded reducer fitting allows you to connect a 1 1/4" male NPT pipe to a 1" female NPT port while maintaining a reliable, leak-resistant seal in low-pressure applications.
Built for durability and consistent performance, this NPT bushing adapter is ideal for air, water, oil, glycol, and compatible industrial fluids in laboratory, manufacturing, and processing environments.
Key Features
• Connection Type: 1 1/4" Male NPT x 1" Female NPT
• Thread Standard: National Pipe Thread (NPT) tapered threads
• Application: Low pressure fluid and gas systems
• Function: Reduces pipe size from 1 1/4" to 1"
• Seal Type: Threaded connection (use with appropriate thread sealant or PTFE tape)
Applications
• Industrial plumbing systems
• Extraction and processing equipment
• Air and gas lines
• Coolant and glycol systems
• Pump and filtration assemblies
• General pipe size reduction in low pressure systems
Why Choose This NPT Bushing Adapter?
This reducer fitting provides a simple, cost-effective solution when transitioning between different pipe thread sizes. Its precision-machined NPT threads ensure proper engagement and sealing when installed correctly, helping prevent leaks and maintaining system integrity.
Whether you're modifying an existing line or building out a new system, this 1 1/4" to 1" NPT bushing adapter offers dependable performance in industrial and commercial fluid handling setups.

