S-4550K137 0.302" ID x 35/64" OD x 4" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction for extended service life in demanding industrial environments
• Heavy-duty Schedule 80 thick-wall design (0.119" wall thickness) provides exceptional pressure containment and structural integrity
• Precision NPT threading on both ends ensures leak-proof connections with iron and steel fittings in Class 300/600 systems
• Welded construction delivers maximum strength and reliability for high-pressure fluid handling applications
• Multi-service compatibility with air, natural gas, oil, steam, and water systems for versatile installation options
• Industry-standard compliance with ASME B1.20.1, ASTM A53, and ASTM A733 ensures consistent performance and interchangeability
• Optimized flow characteristics with 0.302" ID and 35/64" OD dimensions for efficient media transfer

Professional Applications & Engineering Value

This thick-wall steel threaded pipe nipple delivers critical engineering solutions for industrial fluid systems requiring high-pressure capability and chemical resistance. The black-coated steel material combined with Schedule 80 construction addresses common failure points in demanding applications involving air, natural gas, oil, steam, and water transfer. The welded construction and NPT threading on both ends provide superior joint integrity, preventing leaks in Class 300 and 600 flange systems. Engineered to withstand rigorous operating conditions, this 4" length pipe nipple maintains dimensional stability under thermal cycling and mechanical stress, making it ideal for petroleum, chemical processing, and industrial plumbing applications where reliability is paramount.

Specification Summary & Compliance

This threaded pipe nipple features precision NPT threads conforming to ASME B1.20.1 standards with Class 2A thread tolerances for optimal sealing performance. Manufactured from ASTM A53 and ASTM A733 compliant steel, the component maintains strict dimensional accuracy with 0.302" ID, 35/64" OD, and 0.119" wall thickness. The product meets industry specifications for pressure-rated applications and is suitable for use with iron and steel fittings in Class 300 and 600 flange systems. RoHS and REACH compliance ensures environmental responsibility while maintaining the highest standards of industrial safety and performance.