Active NSNs 01_06_2026.xlsx

This is an Active NSN (National Stock Number) list dated January 6, 2026, for the EPA contract SPE4A6-16-D-0226, containing approximately 340 line items of compressed gas cylinders, gas mixtures, adapters, valves, and related equipment. The products span two primary NSN categories: 8120 (compressed gas cylinders, adapters, valves, caps, and manifolds, typically issued in individual units or boxes) and 6830 (specialty gases including nitrogen, argon, oxygen, helium, hydrogen, carbon dioxide, acetylene, propane, calibrating gas mixtures, and refrigerant gases, typically issued in cylinders). The inventory includes both common industrial gases and specialized technical gases such as hexafluoroethane, tetrafluoroethane, refrigerant blends (R-404A, R-407A, R-407C, R-438A), and breathing-quality oxygen for aviators.

This attachment supports the bridge contract modification for incumbent Hudson Technologies Company (CAGE 7DSQ0) under the CONUS Industrial Gas Program. The bridge extends the base contract period by four months (from July 29, 2026 to November 29, 2026) with two optional three-month extensions, with an estimated total value of $12.1 million. Hudson maintains three order fulfillment sites: Escondido, California; Champaign, Illinois; and Atlanta, Georgia. The contract is being awarded on a sole-source basis under FAR 6.302-1, and interested subcontractors should contact Contracting Officer Marie Harrison at Marie.Harrison@dla.mil.