31--BEARING,BALL,ANNULA
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 has issued an amendment to a solicitation for Annular Ball Bearings (NSN: 3HD 3110 009910903NT). This amendment clarifies that the item is now considered a commercial item and updates associated clauses. The opportunity is a Total Small Business Set-Aside. Proposals are due February 23, 2026.
Scope of Work
This requirement is for the manufacture and supply of Annular Ball Bearings that adhere to MIL-B-17931 Military Specification for 'Bearings, Ball, Annular, For Quiet Operation' and other referenced documents. Specifically, the bearings must meet MIL-B-17931E, Standard Part Number M17931-G010, with modifications detailed in appendices, attachments, ACN-MIL-B-17931, and QTP-MIL-B-17931.
Contract & Timeline
- Type: Solicitation (Amendment)
- Set-Aside: Total Small Business
- Response Due: February 23, 2026, 8:30 PM EST
- Published: February 10, 2026
- Evaluation: NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers (IAW FAR 13.106(a)(2)).
- Option: An option for increased quantity is included, allowing the Government to add additional quantity up to 365 days after award. Pricing for this option should be submitted.
Key Requirements & Special Instructions
- Source Control: Only Government-approved sources will be considered. New suppliers must undergo extensive qualification and testing. Firms must provide proof of prior approval or qualification data to the Procurement Contracting Officer (PCO) for evaluation.
- Qualification: Components must be manufactured by a Government Qualified Products List (QPL) supplier.
- Mercury-Free: Materials supplied must be free from metallic mercury and contamination, especially for use on submarines/surface ships. Strict approval is required if mercury is a functional part.
- Testing & Inspection:
- Contractor is responsible for Quality Conformance Inspection per SPCC FORM 4250/7 and MIL-STD-105.
- Production Lot Testing (PLT) is required per Local NAVSUP clause WWSTERMEZ02.
- Government Verification Inspection will occur at Naval Surface Warfare Center, Carderock Division.
- Documentation: Certification Data Reports must be submitted via DD Form 250 for each lot, no later than 75 days prior to the contractual delivery date. Quality Conformance Inspection reports are required per DD Form 1423.
- Shelf Life: Bearings have a shelf life code X (extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months). Extensions require program management approval.
- Drawings: Access to drawings requires a request on the SAM.gov solicitation page, followed by an email to the Point of Contact.
Contact Information
- Primary Contact: Abigail Hurlbut (ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL, 717-605-6805)