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 Annular Ball Bearings (NSN: 3HD 3110 009910945NT, P/N: M17931-C015). This requirement is now determined a commercial item and is pursued under Emergency Acquisition Flexibilities (EAF). The resultant award will be a bilateral contract. Proposals are due March 4, 2026.
Scope of Work
This solicitation is for the manufacture and supply of Annular Ball Bearings, which must adhere to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation' and other referenced documents. Key requirements include:
- Source Control: Only Government-approved sources will be considered. New suppliers must undergo prior qualification via 'QTP-MIL-B-17931'.
- Quality Assurance: Contractor testing (MIL-DTL-17931F Table VI, MIL-STD-105) and Government Verification Inspection at Naval Surface Warfare Center, Carderock Division, are required.
- Mercury-Free: Materials must be free from metallic mercury contamination for use on submarines/surface ships.
- Qualified Products List (QPL): Components must be manufactured by a QPL supplier.
- Production Lot Testing (PLT): Required.
Contract & Timeline
- Type: Solicitation (bilateral award)
- Set-Aside: Total Small Business
- Product Service Code: 3110 - Bearings, Antifriction, Unmounted
- Response Due: March 4, 2026, 8:30 PM EST
- Published: February 10, 2026
- Delivery: CLIN 0001AA requires delivery within 180 days.
- Option: Includes an option for increased quantity (up to 180 days after award); pricing for this option is requested.
Evaluation Factors
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2).
Special Requirements & Notes
- DPAS: Any awarded contract will be DO certified for national defense under the Defense Priorities and Allocations System.
- Configuration Control: MIL-STD-973 applies for Engineering Change Proposals, Deviations, and Waivers.
- Drawings: Access to drawings must be requested on SAM.gov, followed by an email to the Point of Contact.
- Shelf Life: Bearings have a shelf life code X (type 2, extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months). Extensions require program management approval.
- Certification: Certification Data Reports via DD Form 250 are required 75 days prior to the contractual delivery date for each lot shipped for Verification Inspection.
- Inspection System: Contractors must maintain an inspection/quality system acceptable to the Government, in accordance with MIL-I-45208 or ISO 9001/9002.