S-7733K191 1.16" ID x 1 21/32" OD x 1 5/8" Long ASME B1.20.1, ASTM A106, ASTM A53, ASTM A733 Extra-Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior Corrosion Resistance: Black-coated steel construction provides excellent protection against rust and degradation in harsh industrial environments.
• Exceptional Pressure Handling: Schedule 160 rating and seamless design ensure reliable performance in high-pressure applications with air, hydraulic fluid, oil, and steam.
• Leak-Resistant Connections: Fully threaded NPT (National Pipe Taper) design creates secure, tight seals for fluid and gas systems.
• Enhanced Durability: Seamless construction eliminates weak points, providing superior structural integrity and longer service life.
• Wide Fluid Compatibility: Suitable for diverse media including water, natural gas, oil, and hydraulic fluids without risk of material incompatibility.
• Precision Engineering: Manufactured to ASME B1.20.1 standards for consistent thread quality and reliable mating with compatible fittings.
• Regulatory Compliance: Meets RoHS 3 and REACH environmental standards while conforming to ASTM A106/A53 material specifications.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers critical performance in demanding industrial settings where high-pressure resistance and corrosion protection are paramount. The seamless construction eliminates potential failure points common in welded alternatives, while the Schedule 160 wall thickness provides exceptional burst strength for hydraulic systems, steam lines, and compressed air applications. The NPT thread configuration ensures proper engagement with Class 3000 steel fittings, creating reliable connections that maintain integrity under thermal cycling and vibration. Engineered for chemical processing, oil and gas, and industrial plumbing systems, this nipple solves common challenges of leakage, material degradation, and pressure limitations in critical fluid handling applications.

Specification Summary & Compliance

This 1 1/4" NPT threaded pipe nipple features precision ASME B1.20.1 tapered threads with Class 2A tolerances for proper fitment. Manufactured from ASTM A106/A53 grade steel with a wall thickness of 1/4" to meet Schedule 160 requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety while meeting ASTM A733 specifications for commercial pipe fittings.