S-2161K29 Length 3" ASTM A403, MSS SP-95 Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe

1506FA00018 Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe
1506FA00018 Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Image may differ from product. See technical specification for details.

Part No.
Part No. 1506FA00018
Equivalent to mcmaster :
2161K29

Basic Information

For Use With Air, Hydraulic Fluid, Natural Gas, Oil, Steam, Water
Shape Straight
Type Pipe, Reducer
Schedule 80
Construction Seamless
Material 304/304L Stainless Steel
Specifications Met ASTM A403, MSS SP-95
RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant

Connection Parameters

Threading Threaded on Both Ends
Connection Type Pipe
Connection Style Threaded
Thread Type NPT
Gender Male

Dimension Parameters

Length 3"

Dual End Parameters

Pipe Size (A) 3/4
Pipe Size (B) 3/8
OD (A) 1 3/64"
OD (B) 43/64"
ID (A) 0.742"
ID (B) 0.423"
Wall Thickness (A) 0.154"
Wall Thickness (B) 0.126"
Dash Size (A) 12
Dash Size (B) 06
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 304/304L stainless steel construction, ensuring long-term reliability in demanding environments.
  • Seamless design eliminates weak points, providing enhanced structural integrity and leak prevention under high-pressure conditions.
  • Precision NPT threading on both ends guarantees secure, leak-tight connections for 3/4" to 3/8" pipe systems.
  • Heavy-duty Schedule 80 wall thickness offers exceptional durability and pressure handling for industrial fluid and gas applications.
  • Versatile media compatibility safely handles air, hydraulic fluid, natural gas, oil, steam, and water.
  • Full compliance with ASTM A403 and MSS SP-95 ensures consistent quality, dimensional accuracy, and performance reliability.
  • Environmentally compliant with RoHS 3 and REACH standards, meeting global regulatory requirements for safe usage.

Professional Applications & Engineering Value

This stainless steel pipe reducer is engineered to solve critical connection challenges in industrial piping systems. The 304/304L stainless steel material provides excellent resistance to corrosion and oxidation, making it ideal for harsh environments involving steam, hydraulic fluid, oil, and natural gas. Its seamless construction and thick Schedule 80 walls prevent failure under high pressure and thermal stress, while the precision NPT threads on both ends ensure a secure, leak-free fit. This threaded pipe reducer simplifies installation and maintenance in complex systems, reducing downtime and enhancing operational safety across chemical processing, power generation, and fluid transport applications.

Specification Summary & Compliance

This pipe reducer features precise NPT threading conforming to standard pipe thread specifications, with dimensions of 3/4" x 3/8" and a length of 3 inches. It meets ASTM A403 for wrought stainless steel fittings and MSS SP-95 for factory-made pipe nipples, ensuring dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for industrial use.

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