48--VALVE, HULL/BACKUP
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The Department of the Navy, NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for a 2-inch combination hull and backup ball valve. This is a Firm-Fixed Price contract designated as a Total Small Business Set-Aside. The required material is classified as SPECIAL EMPHASIS (Level I, Scope of Certification, or Quality Assured), necessitating stringent quality and traceability controls. Proposals are due February 24, 2026.
Scope of Work
This solicitation is for the procurement of a 2-inch combination hull and backup ball valve, which will be used in a crucial shipboard system. The material is designated as SPECIAL EMPHASIS due to the high probability of serious personnel injury, loss of life, or loss of vital shipboard systems if incorrect or defective material is used. The valve must conform to Naval Sea Systems Command drawings 6408529, 4385050, and 4384678, with specific dimensional and material modifications detailed in the solicitation.
Key material requirements include:
- Body and Tailpiece: ASTM-B369, Alloy UNS 96400
- Stems and Continuous Threaded Stud: QQ-N-286, Alloy UNS N05500
- Self-locking Heavy Hex Nut: QQ-N-281, Class A or B, with MIL-DTL-32258 chemical composition
- Balls: SAE-AMS-6931 or Centrifugally cast 6AL-4V, ASTM-B367, Grade C-5
- Seats: MD71-GG Mearthane (Graphite Filled Urethane) with specific mechanical properties.
Testing and Quality Assurance
Extensive testing and certification are required, including:
- Liquid Penetrant Inspection
- Dye Penetrant Inspection
- Ultrasonic Testing
- Weldability Test
- Production Test for each assembly
- Radiography (RT) for specific components and weldments, with Navy final acceptance required.
Contractors must maintain a quality system in accordance with ISO-9001 (amplified by ISO-10012 or ANSI-Z540.3 with ISO-17025) or MIL-I-45208 (with MIL-STD-45662). Strict traceability and certification are mandated for all Level I/SUBSAFE materials, requiring unique traceability numbers and comprehensive material certification test reports. Welding and brazing procedures, personnel, and materials must meet specific Navy standards and require prior approval.
Contract & Timeline
- Type: Firm-Fixed Price
- Set-Aside: Total Small Business Set-Aside
- Product Service Code (PSC): 4820 (Valves, Nonpowered)
- NAICS Code: 332919
- Response Due: February 24, 2026, at 8:30 PM EST
- Published: January 16, 2026
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2). The resultant award will be issued bilaterally, requiring the contractor's written acceptance.
Additional Notes
- Security Clearance: Offerors must possess a valid U.S. Security Clearance of CONFIDENTIAL or higher to access the classified annex of RFQ N0010426RZA15. Classified material handling must comply with NSPOM and Industrial Security Regulation.
- Drawings: Access to drawings must be requested on the SAM.gov solicitation page, followed by an email to the listed POC.
- Mercury Free: Mercury and mercury-containing compounds are strictly prohibited from being intentionally added or coming into direct contact with hardware.
- Contact: Robert H. Langel at ROBERT.H.LANGEL.CIV@US.NAVY.MIL or 717-605-3353.