S-7736K167 1.338" ID x 1 29/32" OD x 4" Long ASME B1.20.1, ASTM A106, ASTM A53, ASTM A733, ASTM B633 Extra-Thick-Wall Galvanized Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with galvanized steel construction for extended service life in demanding environments
• Exceptional pressure handling with Schedule 160 extra-thick walls (0.281") for high-pressure applications up to 3000 class
• Reliable leak-proof connections through precision NPT threads on both ends per ASME B1.20.1 standard
• Enhanced structural integrity from seamless manufacturing that eliminates weak points and prevents failure
• Multi-medium compatibility for safe use with air, hydraulic fluid, natural gas, oil, steam, and water systems
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global industrial use
• Precision dimensional accuracy with 1 1/2" pipe size and 4" length for easy installation in existing systems

Professional Applications & Engineering Value

This heavy-duty Schedule 160 galvanized steel threaded pipe nipple delivers critical performance in industrial fluid and gas systems where pressure integrity is paramount. The seamless construction eliminates potential failure points common in welded alternatives, while the NPT thread type ensures secure, leak-resistant connections in high-vibration environments. Engineered for demanding applications involving hydraulic fluid, steam, and natural gas, the extra-thick wall (0.281") provides exceptional burst resistance, making it ideal for industrial pipe fittings in chemical plants, power generation facilities, and manufacturing operations. The galvanized surface treatment offers superior protection against corrosion in humid or outdoor installations, significantly extending maintenance intervals and reducing lifecycle costs.

Specification Summary & Compliance

This 1 1/2" NPT threaded pipe nipple features precision Class 2A thread tolerances per ASME B1.20.1 specifications, ensuring proper engagement with mating components. Manufactured from galvanized steel meeting ASTM A106, ASTM A53, ASTM A733, and ASTM B633 standards, the fitting maintains dimensional accuracy with 1.338" ID and 1 29/32" OD. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (including 224 SVHC substances as of 06/10/2022), making it suitable for regulated industrial markets worldwide.