4" x 3" FNPT 304 SS Reducing Coupling

The ZORO SELECT - 40RC111N040030 is a stainless steel reducing coupling designed to connect two pipes of different diameters, providing a compact transition in a piping system. Constructed from 304 stainless steel, it offers corrosion resistance suitable for conveying air, natural gas, non-potable water, oil, potable water, and steam. The fitting includes female NPT threaded connections on both ends, sized 4 inches on Side A and 3 inches on Side B, making it compatible with pipes of these nominal sizes. It is rated for a maximum operating pressure of 300 psi and a maximum steam pressure of 150 psi; conforms to Class 150 pressure rating standards.

Key Features:

• Material: 304 Stainless Steel
• Connection Type: Female NPT threaded ends
• Pipe Size: 4" (Side A) x 3" (Side B)
• Nominal Pipe Threading Size: 8 threads per inch on both ends
• Pressure Rating: conforming to Class 150 pressure rating standards
• Maximum Steam Pressure: 150 psi
• Suitable for conveying air, natural gas, non-potable water, oil, potable water, and steam within specified pressure and temperature ranges
• Overall Length: 96.8 mm
• Standards: ASTM-A-351 material, ASME B1.20.1 threads, MSS-SP-114 Class 150 pressure rating
• Does not include pre-applied thread sealant or additional seals
• Low lead compliance level: Compliant