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, is soliciting proposals for the manufacture and supply of Annular Ball Bearings (NSN: 3HD 3110 010548437NT). This requirement is a Total Small Business Set-Aside and has been determined to be a commercial item. Proposals are due by June 29, 2026.
Scope of Work
This solicitation covers the procurement of BEARING,BALL,ANNULA, which must adhere to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation' and other referenced documents. The required item is Standard Part Number M17931-G012. Key requirements include:
- Source Control: Only Government-approved sources will be considered. New suppliers must undergo extensive qualification and testing prior to award.
- Quality Conformance: Contractor performs inspection per MIL-DTL-17931F Table VI and MIL-STD-105, submitting a report via DD Form 1423.
- Government Verification Inspection: Required at Naval Surface Warfare Center, Carderock Division, Bethesda, Md.
- Mercury-Free: All materials must be free from metallic mercury and contamination, with strict protocols for testing and approval if mercury is functionally required.
- QPL Components: Components must be manufactured by a Government Qualified Products List (QPL) supplier.
- Production Lot Testing (PLT): Required as per Local NAVSUP clause WWSTERMEZ02.
Contract & Timeline
- Type: Solicitation (Firm Fixed-Price implied)
- Set-Aside: Total Small Business Set-Aside (Deviation 2020-O0008)
- Response Due: June 29, 2026, by 20:30:00Z
- Published: May 28, 2026
- Delivery: CLIN 0001AA (3 units) and CLIN 0001AB (2 units) required 180 days after contract issuance.
- Option: Includes an option for increased quantity (up to 180 days after award issuance), with pricing requested on the option provision.
- Warranty: One year from date of delivery for noncomplex supplies and data.
- Shelf Life: Code X (extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months).
Evaluation & Qualification
Award will consider past performance in accordance with FAR 13.106(a)(2). The requirement is DO certified for national defense under the Defense Priorities and Allocations System (DPAS). Offerors must provide proof of prior approval as a supplier or data demonstrating qualification to produce the required item.
Additional Notes
All contractual documents will be issued bilaterally. If drawings are included, access must be requested on SAM.gov. Contact Abigail Hurlbut at ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL for questions.