Microbulk Tank

Norfolk Naval Shipyard, on behalf of Naval Sea Systems Command, seeks one Chart PERMA-CYL 7000 VHP microbulk liquid nitrogen tank, with no substitutions permitted, and quotes are due November 13, 2026. The buy is a total small business set-aside under NAICS 332420, Metal Tank (Heavy Gauge) Manufacturing, with PSC 3655 and a 750-employee size standard.

Place of performance is Portsmouth, Virginia, with delivery to Building 276 at Norfolk Naval Shipyard by February 11, 2027. Inspection and acceptance occur at both the contractor's location and destination. The procurement is firm fixed price under FAR Part 12 simplified acquisition procedures, with a second line item for data documentation that is not separately priced.

The tank must provide a minimum capacity of 1,750 gallons, a maximum allowable working pressure of 500 psig or greater, and a full weight of no more than 40,000 pounds. It must be designed for a minimum temperature of -320°F, be pallet-mounted and forklift-transportable at a maximum height of 144 inches, and meet a nominal evaporation rate of 0.6 percent per day maximum with a minimum flow of 3,500 scfh. A vaporizer rated for 3,500 scfh must sit on the same pallet. The inner vessel must be type 300 series stainless per ASME Section VIII Division I, the outer jacket must comply with CGA-341, and piping must conform to ANSI B31.3. Vendors must include a Hastings DV-6R vacuum gage tube and deliver three bound technical manual sets plus digital copies.

Vendors must submit a Technical Capabilities Statement affirming that they meet all specifications and responsibilities with no exceptions, and must deliver a certificate of compliance with the shipment. The solicitation incorporates DFARS clauses covering cybersecurity maturity model certification, item unique identification, hazard warnings, and mercury exclusion. Quotes must be held firm for 60 days. The source does not state evaluation criteria.