NuSource LLC
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NuSource and Swagelok have entered into a worldwide agreement for NuSource to be the exclusive supplier of ASME Code and safety-related Swagelok® valves to the commercial nuclear power industry.  The unique agreement allows the nuclear power industry to procure “like for like” legacy Swagelok replacement valves from NuSource while Swagelok continues to perform the manufacturing.
Quality, Reliability, Safety
For more than 70 years, Swagelok has supplied the nuclear industry with fluid system solutions. Many Swagelok components meet the nuclear industry codes and standards that you require, including:
  • 10CFR50 Appendix B/10CFR21
  • ASME Section III—N, NPT, NA
  • ASME B16.34, B31.1, QME-1
  • ASME NQA-1, ANSI N45.2 and daughter standards
  • CSA Z299
​Swagelok nuclear and safety-related valve types:
  • 50 series lift check valves
  • N series union-bonnet needle valves
  • CP and CPA series in-line check valves
  • V series instrument manifolds
  • UW series bellows valves
  • Three-piece and trunnion style ball valves
  • Many other safety-related valves

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   DOWNLOAD THE SWAGELOK SPEC SHEET
​   SWAGELOK PARTNERSHIP ANNOUCEMENT

SYSTEM COVERAGES
​Typical Nuclear Power facilities have approximately 4,500 water applications for Swagelok nuclear valves.  Some of those systems are:
  • Instrument racks and assemblies​
  • Compressed air systems
  • Process sample systems
  • Radiation air monitoring systems
  • Lube oil systems
  • Hydraulic systems
  • Chemical injection systems
  • Chill water and cooling 
© 2023 Swagelok
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​NuSource LLC
320 King Street
​Alexandria, VA 22314
Corporate:  (571) 482-7404
[email protected]

© 2026 NuSource, LLC. All Rights Reserved
  • ABOUT
    • HISTORY & HIGHLIGHTS
    • CAREERS
  • CAPABILITIES
    • ENGINEERING
    • FABRICATION
    • FACILITIES
  • TEAMING AGREEMENTS
    • CARRIER
    • FLEXASEAL
    • NUCCORP
    • PALL
    • SWAGELOK
    • WATLOW
    • XYLEM / AM STANDARD
  • QA PROGRAM
  • NEWS