STEM,FLUID VALVE
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 WSS Mechanicsburg) has issued a solicitation for STEM, FLUID VALVE components. This procurement is for Special Emphasis Material (Level I, Scope of Certification, or Quality Assured) critical for shipboard systems, where failure could lead to serious personnel injury, loss of life, or loss of vital shipboard systems. Responses are due by April 10, 2026.
Scope of Work
The requirement is for a Complete Stem and Disk Assembly in accordance with Flowserve drawing 2536-5, including specific pieces (Disk, Disk Nut, Retaining Ring, Stem). Key requirements include:
- Material: Piece 35 (Stem) must be ASTM-A276, Type 410, heat-treated to 282-320 BHN before machining.
- Testing: Dye Penetrant Inspection is required for all hardfacing, following T9074-AS-GIB-010/271 and MIL-STD-2035.
- Manufacturing: Internal threads must be cut, not cold-formed, and inspected per FED-STD-H28 series or ASME B1 series. Welding and brazing must adhere to specific Navy standards (S9074-AR-GIB-010A/278, 0900-LP-001-7000, S9074-AQ-GIB-010/248), with procedures and qualification data requiring prior approval.
- Quality System: Contractors must maintain a quality system compliant with ISO-9001 (with ISO-10012 or ANSI-Z540.3 with ISO-17025) or MIL-I-45208 (with MIL-STD-45662). Government Quality Assurance (GQA) will be performed at the source.
- Traceability & Certification: Strict traceability is required for Level I/SUBSAFE systems, with material certification test reports linked by unique traceability numbers. All materials must be mercury-free.
- Configuration Control: Contractors must maintain equipment baseline configuration and submit waivers/deviations and Engineering Change Proposals (ECPs) via the ECDS (Electronic Contractor Data Submission) system for review and approval.
- Packaging: Must be in accordance with MIL-STD 2073.
Contract & Timeline
- Type: Solicitation for a supply contract.
- Set-Aside: None specified.
- Response Due: April 10, 2026, 8:30 PM UTC.
- Published: May 5, 2026, 4:02 PM UTC.
Submission Requirements
Certification data, including test results and consumed weld metal certificates, must be submitted to Portsmouth Naval Shipyard via WAWF (Wide Area Work Flow) for review and acceptance prior to each shipment. Welding procedures and qualification data must be submitted within 120 days after contract award for approval.
Contact Information
For inquiries, contact SCOTT.R.YOUNGBLOOD2.CIV@US.NAVY.MIL or 717-605-2379.