S-1443N116 1.049" ID x 1 5/16" OD x 1 1/2" 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 that eliminates the need for additional sealing compounds
• Superior corrosion resistance from 316/316L stainless steel construction, ideal for harsh chemical and marine environments
• Full NPT threading ensures secure, pressure-tight connections that meet ASME B1.20.1 standards
• Welded construction provides enhanced structural integrity and durability for high-pressure applications
• Multi-medium compatibility with air, natural gas, oil, steam, and water systems for versatile industrial use
• Precise dimensional accuracy with Schedule 40 wall thickness maintaining consistent flow characteristics
• Environmental compliance with RoHS 3 regulations for safe handling and disposal

Professional Applications & Engineering Value

This 316/316L stainless steel threaded pipe nipple delivers exceptional value in demanding industrial environments where corrosion resistance and leak prevention are critical. The fully threaded NPT design with integrated PTFE sealant addresses common failure points in piping systems by eliminating thread galling and ensuring pressure-tight seals without additional compounds. Engineered for Class 150 applications across air, natural gas, oil, steam, and water systems, the welded construction maintains structural integrity under thermal cycling and pressure fluctuations. The combination of ASTM A733 compliance and Schedule 40 dimensions guarantees reliable performance in chemical processing, oil and gas, and industrial plumbing applications where material compatibility and long-term durability are essential.

Specification Summary & Compliance

This product features NPT thread type manufactured to ASME B1.20.1 standards with Class 2A thread tolerances for precise engagement. The welded construction complies with ASTM A733 specifications for welded and seamless stainless steel pipe nipples. Dimensions include 1" pipe size, Schedule 40 wall thickness (0.133"), and 1 1/2" length. The product is RoHS 3 (2015/863/EU) compliant and suitable for use with Class 150 fittings and flanges in various industrial fluid handling systems.