S-1443N118 1.61" ID x 1 29/32" OD x 1 3/4" Long ASME B1.20.1, ASTM A733 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe with Sealant

Key Features & Benefits at a Glance

• Leak-proof performance with factory-applied PTFE thread sealant, eliminating the need for additional sealing compounds and ensuring reliable connections in demanding applications.
• Superior corrosion resistance from 316/316L stainless steel construction, ideal for harsh environments involving chemicals, moisture, and temperature variations.
• Full NPT threading provides secure, consistent engagement with compatible fittings, reducing the risk of cross-threading and installation errors.
• High-pressure and temperature tolerance suitable for use with air, natural gas, oil, steam, and water, supporting versatile industrial fluid handling.
• Dimensional accuracy and compliance with ASME B1.20.1 and ASTM A733 standards, ensuring precise fit and long-term reliability in Class 150 systems.
• Environmentally compliant design meeting RoHS 3 regulations, making it safe for use in regulated industries without hazardous substances.

Professional Applications & Engineering Value

This 316/316L stainless steel threaded pipe nipple is engineered to address common challenges in industrial piping systems, such as fluid leakage and corrosion under high-pressure conditions. The fully threaded NPT design with integrated PTFE thread sealant ensures a tight seal from the first installation, minimizing downtime and maintenance costs. It is particularly valuable in oil and gas, steam distribution, and water treatment applications, where reliability is critical. The welded construction and standard-compliant dimensions provide consistent performance, reducing the risk of system failures and enhancing operational safety in Class 150 environments.

Specification Summary & Compliance

This product adheres to ASME B1.20.1 for NPT thread standards and ASTM A733 for welded and seamless carbon and austenitic stainless steel pipe specifications, ensuring precise Class 2A thread tolerances. It is fully RoHS 3 (2015/863/EU) compliant, confirming the absence of restricted hazardous substances. Designed for Schedule 40 piping systems with a 1 1/2" pipe size, it meets industry requirements for durability and safety in fluid transport applications.