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 WSS Mechanicsburg) is soliciting proposals for Annular Ball Bearings (NSN: 3HD 3110 010548437NT). This requirement is now determined to be a commercial item and is issued under Emergency Acquisition Flexibilities (EAF). The solicitation is a Total Small Business Set-Aside. Proposals are due April 14, 2026.
Scope of Work
This opportunity is for the manufacture and supply of BEARING,BALL,ANNULA adhering to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation', with a standard part number M17931-G012. The requirement includes specific quantities for CLIN 0001AA (3 units) and CLIN 0001AB (2 units), with delivery required within 180 days.
Contract & Timeline
- Type: Solicitation (resultant award will be bilateral)
- Set-Aside: Total Small Business
- Response Due: April 14, 2026 (20:30:00Z)
- Published: March 10, 2026 (latest amendment)
- Delivery: 180 days after award for initial quantities.
- Option: Includes an option for increased quantity (up to 180 days after award).
Key Requirements
- Source Control: Only Government-approved sources will be considered. New suppliers require extensive qualification via 'QTP-MIL-B-17931' and NAVSEA approval.
- Quality Assurance: Requires Quality Conformance Inspection (Contractor) and Production Lot Test/Verification Inspection (Government) at Naval Surface Warfare Center, Carderock Division. Inspection system must comply with MIL-I-45208 or ISO 9001/9002.
- Mercury-Free: Strict requirements for materials to be free from metallic mercury contamination, especially for submarine/surface ship use.
- Packaging: MIL-STD 2073 applies.
- Rated Order: Any contract awarded will be DO certified under the Defense Priorities and Allocations System (DPAS).
- Shelf Life: Bearings have a shelf life code X (extendable, 60 months), with MIL-B-17931E bearings having a 10-year (120-month) shelf life.
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers in accordance with FAR 13.106(a)(2). Pricing for the option provision is requested.
Additional Notes
This solicitation is issued under Emergency Acquisition Flexibilities (EAF). The Annular Ball Bearing (NSN: 3HD 3110 010548437NT) is now classified as a commercial item. Access to drawings, if included, must be requested on SAM.gov, followed by an email to the POC. All other terms and conditions remain unchanged from previous solicitations.