NUT,SELF-LOCKING,HE
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 Self-Locking Hexagon Nuts (MS17828-6C). This is a Total Small Business Set-Aside opportunity for a critical shipboard system component, requiring stringent quality assurance and traceability. Proposals are due by June 25, 2026.
Scope of Work
This solicitation is for the manufacture and supply of Nut, Hexagon, Self-Locking (MS17828-6C). These nuts are designated as SPECIAL EMPHASIS material (Level I, Scope of Certification, or Quality Assured) due to their use in crucial shipboard systems where failure could lead to serious personnel injury, loss of life, or loss of vital shipboard systems. Non-metallic materials must meet NAVSEA SS800-AG-MAN-010/P-9290 toxicity and flammability requirements.
Key Requirements
- Manufacture & Design: Must meet NASM25027, specifically Part Number MS17828-6C. Internal threads must be formed by cutting; cold forming is not acceptable.
- Materials: QQ-N-281 (Class A or B) for the nut, and ASTM-D4066 (Group 01, Class 1, Grade 1) for the self-locking element. All material must be mercury-free.
- Testing & Certification: Required tests include Dye Penetrant Inspection, Quality Conformance Tests, and First Article Testing (FAT) per NASM25027. FAT may be satisfied by prior qualification documentation.
- Traceability: Critical for Level I/SUBSAFE systems, requiring unique traceability numbers (heat-lot, heat-treat) on material and certification reports. One additional fastener per heat/lot is required for traceability.
- Marking: Fasteners must be permanently marked per MIL-STD-792 and NASM17828 with manufacturer's identification, material symbol, and heat/lot traceability code.
Contract Details
- Type: Solicitation (bilateral award)
- Set-Aside: Total Small Business
- Product Service Code: 5310 (Nuts And Washers)
- Agency: Department of the Navy, NAVSUP Weapon Systems Support Mechanicsburg
- Contact: Zachary R. Morrill, ZACHARY.R.MORRILL.CIV@US.NAVY.MIL, 717-605-1552
Quality Assurance & Compliance
Contractors must maintain a quality system in accordance with ISO-9001 (amplified herein) with calibration system requirements of ISO-10012 or ANSI-Z540.3 with ISO-17025. An alternate is MIL-I-45208 with MIL-STD-45662. Government Quality Assurance (GQA) will be performed at the source, requiring notification to the DCMA QAR. A Certificate of Compliance is required for Special Emphasis Material. Certification data, including test results, must be submitted to Portsmouth Naval Shipyard via WAWF for review and acceptance prior to each shipment.
Submission & Deadlines
- Response Due: June 25, 2026, 8:30 PM EDT
- Published: March 27, 2026, 5:10 AM EDT
- Drawings: Access must be requested on SAM.gov, followed by an email to the POC.
- First Article Test Report: Due within 120 days after contract award.