S-1455N187 1.049" ID x 1 5/16" OD x 5" 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 for immediate, reliable sealing without additional compounds
• Superior corrosion resistance from 304/304L stainless steel construction, ensuring longevity in harsh industrial environments
• Precision threading conforming to NPT standards (ASME B1.20.1) for secure, compatible connections with Class 150 fittings
• Robust welded construction that maintains structural integrity under pressure in air, gas, oil, steam, and water systems
• Ready-to-install design with threaded male ends and 5" length, reducing assembly time and labor costs
• Regulatory compliance meeting ASTM A733 and RoHS 3 standards for quality assurance and environmental safety
• Optimized flow characteristics with 1.049" ID and Schedule 40 wall thickness, balancing pressure handling and fluid dynamics

Professional Applications & Engineering Value

This 304 stainless steel threaded pipe nipple addresses critical sealing challenges in industrial fluid and gas transfer systems. The integrated PTFE thread sealant eliminates common leakage points in NPT threaded connections, providing immediate pressure-tight sealing for air, natural gas, oil, steam, and water applications. The welded construction from corrosion-resistant 304/304L stainless steel ensures dimensional stability and resistance to chemical degradation, making it ideal for demanding environments where reliability is paramount. Engineered to ASME B1.20.1 standards, this nipple maintains precise thread geometry for secure mating with Class 150 flanges and fittings, reducing installation errors and maintenance requirements across processing plants, energy facilities, and industrial piping networks.

Specification Summary & Compliance

Manufactured to ASME B1.20.1 for NPT thread dimensions and ASTM A733 for welded stainless steel pipe specifications. Features Class 2A thread tolerances with 1" Schedule 40 dimensions (1.049" ID, 1-5/16" OD, 0.133" wall thickness). Compliant with RoHS 3 (2015/863/EU) environmental directives and suitable for use with Class 150 stainless steel fittings and flanges.