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, through NAVSUP Weapon Systems Support Mechanicsburg, has issued a Solicitation for the procurement of a Stem for a 1/2 inch Ball Valve. This component is designated as SPECIAL EMPHASIS material for crucial shipboard systems, requiring stringent quality control. This opportunity is a Total Small Business Set-Aside. Proposals are due July 27, 2026.
Scope of Work
The requirement is for the manufacture of a stem for a 1/2 inch ball valve, in accordance with Newport News drawing 255587, piece 18. Key material specifications include QQ-N-286, Form 2, Annealed and Age Hardened, with weld repair explicitly prohibited on this material. The scope involves:
- Quantitative chemical and mechanical analysis for the stem.
- Testing certification for annealing, age hardening, and ultrasonic inspection on starting QQ-N-286 material (4 inches or greater diameter).
- Use of specific approved laboratories for Slow Strain Rate Tensile Tests.
- Adherence to strict O-ring groove inspection criteria.
- Compliance with Mercury Free requirements.
Quality Assurance & Certification
This is a high-criticality item, demanding comprehensive quality assurance. Contractors must:
- Maintain a quality system compliant with ISO-9001 (or MIL-I-45208) and calibration systems per ISO-10012 or ANSI-Z540.3 with ISO-17025 (or MIL-STD-45662).
- Provide a Certificate of Compliance for SPECIAL EMPHASIS material.
- Ensure full traceability from material to certification test reports, with specific marking requirements per MIL-STD-792.
- Submit certification data via Wide Area Work Flow (WAWF) to Portsmouth Naval Shipyard (Ship to N50286, Inspect by N39040, Accept by N39040).
- Electronic signatures on Level I certification documents are accepted under controlled conditions.
- Undergo Government Quality Assurance at source.
- Implement robust material handling, receiving inspection, and discrepancy reporting procedures.
- Final inspection includes material sampling (ANSI/ASQ-Z1.4 or SPC) and 100% inspection of traceability and certification data.
Contract & Timeline
- Opportunity Type: Solicitation
- Set-Aside: Total Small Business
- Response Due: July 27, 2026
- Published: June 11, 2026
- Delivery: Certification data CDRLs 20 days prior to scheduled delivery; final material delivery 365 days after contract effective date. Early and incremental delivery is acceptable.
- Rating: This is a DO rated order certified for national defense use under DPAS.
Additional Notes
Only sources with an acceptable Quality Control Manual are eligible for award. Access to drawings must be requested via SAM.gov. No material is to be shipped prior to acceptance of certification data by Portsmouth Naval Shipyard.