S-7753K243 0.622" ID x 27/32" OD x 5 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Multi-fluid compatibility for seamless integration with air, natural gas, oil, steam, and water systems, reducing inventory needs
• Robust welded construction ensures superior leak resistance and long-term durability in high-pressure industrial environments
• Dual connection versatility with NPT threaded and butt weld/socket ends provides flexible installation options for various piping configurations
• Corrosion-resistant black coating on steel substrate extends service life while maintaining consistent performance
• Precision threading meeting ASME B1.20.1 standards guarantees secure, leak-free connections in Class 125/150 applications
• Regulatory compliance with REACH and RoHS 3 ensures environmental safety and workplace health standards
• Schedule 40 wall thickness delivers optimal strength-to-weight ratio for demanding industrial fluid handling

Professional Applications & Engineering Value

This black-coated steel pipe adapter solves critical connection challenges in industrial fluid systems where transition between threaded NPT and welded connections is required. The welded construction provides exceptional structural integrity for handling pressure fluctuations in air, natural gas, oil, steam, and water applications. Engineers benefit from the dual connection design that eliminates the need for additional adapters, reducing potential leak points in Class 125/150 piping systems. The Schedule 40 specification ensures compatibility with standard industrial piping while the black coating offers corrosion protection in demanding environments. This adapter serves as an ideal solution for plant maintenance, pipeline modifications, and equipment installations where reliable threaded to butt weld transitions are critical for system integrity.

Specification Summary & Compliance

Manufactured to ASME B1.20.1 specifications for NPT threads with Class 2A tolerance, ensuring precise fit and seal integrity. Constructed from steel meeting ASTM A53 and ASTM A733 standards for material quality and performance. Compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations for environmental safety. Designed for Schedule 40 piping with 1/2" NPT threaded connection and compatible with iron and steel fittings rated for Class 125/150 service.