Pressure Hatch

NASA's Shared Services Center is seeking a replacement pressure hatch for the Propulsion Systems Laboratory (PSL) Primary Cooler at NASA Glenn Research Center. The solicitation (RFQ #80NSSC25887642Q) requires a 30" CL150 Horizontal "Tube Turns" Double Bolt Closure hatch with specific technical specifications, including material requirements for the hub, head, and external components. The procurement has a delivery deadline of February 15th, 2025, and necessitates a like-for-like replacement to minimize hardware modifications. Potential vendors must submit quotes by December 20, 2024, at 7:00 AM CT, with technical and contractual questions due by December 19, 2024. The evaluation will be conducted on a lowest price technically acceptable (LPTA) basis, and offerors must be registered in SAM.gov, include their CAGE/UEI code, and complete specific provisions related to telecommunications equipment.

The solicitation is designated as a total small business set-aside under NAICS category 811412 (Appliance Repair and Maintenance) with a Product Service Code of 4730 for pipe and tube fittings. Delivery will be FOB Destination to Cleveland, OH 44135, with the procurement addressing critical infrastructure needs at the NASA Glenn facility. While specific award value is not detailed, the requirement is for a single pressure hatch to replace an existing unit experiencing leaks and preparing for a hydrostatic test. Vendors must provide comprehensive documentation including drawings, parts lists, operations manuals, maintenance manuals, and ASME Section VIII Division I U-Stamp with U2A Partial Data Reports. The technical specifications are precise, requiring a hatch with a 29.25" x .375" wall bore, 50 psig design pressure, 250°F design temperature, and -20°F minimum design metal temperature.